20172596272

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{563}}^1$

素因数の和:731

約数の個数: 160

約数和(自身を含む): 43505786880

約数和(自身を除く): 23333190608

約数列:

[1, 2, 4, 8, 16, 29, 31, 47, 53, 58, 62, 94, 106, 116, 124, 188, 212, 232, 248, 376, 424, 464, 496, 563, 752, 848, 899, 1126, 1363, 1457, 1537, 1643, 1798, 2252, 2491, 2726, 2914, 3074, 3286, 3596, 4504, 4982, 5452, 5828, 6148, 6572, 7192, 9008, 9964, 10904, 11656, 12296, 13144, 14384, 16327, 17453, 19928, 21808, 23312, 24592, 26288, 26461, 29839, 32654, 34906, 39856, 42253, 47647, 52922, 59678, 65308, 69812, 72239, 77221, 84506, 95294, 105844, 119356, 130616, 139624, 144478, 154442, 169012, 190588, 211688, 238712, 261232, 279248, 288956, 308884, 338024, 381176, 423376, 477424, 506137, 577912, 617768, 676048, 762352, 767369, 820291, 865331, 925009, 1012274, 1155824, 1235536, 1402433, 1534738, 1640582, 1730662, 1850018, 2024548, 2239409, 2804866, 3069476, 3281164, 3461324, 3700036, 4049096, 4478818, 5609732, 6138952, 6562328, 6922648, 7400072, 8098192, 8957636, 11219464, 12277904, 13124656, 13845296, 14800144, 17915272, 22438928, 23788439, 26825261, 35830544, 40670557, 43475423, 47576878, 53650522, 81341114, 86950846, 95153756, 107301044, 162682228, 173901692, 190307512, 214602088, 325364456, 347803384, 380615024, 429204176, 650728912, 695606768, 1260787267, 2521574534, 5043149068, 10086298136, 20172596272]

約数ペア:

[(1, 20172596272), (2, 10086298136), (4, 5043149068), (8, 2521574534), (16, 1260787267), (29, 695606768), (31, 650728912), (47, 429204176), (53, 380615024), (58, 347803384), (62, 325364456), (94, 214602088), (106, 190307512), (116, 173901692), (124, 162682228), (188, 107301044), (212, 95153756), (232, 86950846), (248, 81341114), (376, 53650522), (424, 47576878), (464, 43475423), (496, 40670557), (563, 35830544), (752, 26825261), (848, 23788439), (899, 22438928), (1126, 17915272), (1363, 14800144), (1457, 13845296), (1537, 13124656), (1643, 12277904), (1798, 11219464), (2252, 8957636), (2491, 8098192), (2726, 7400072), (2914, 6922648), (3074, 6562328), (3286, 6138952), (3596, 5609732), (4504, 4478818), (4982, 4049096), (5452, 3700036), (5828, 3461324), (6148, 3281164), (6572, 3069476), (7192, 2804866), (9008, 2239409), (9964, 2024548), (10904, 1850018), (11656, 1730662), (12296, 1640582), (13144, 1534738), (14384, 1402433), (16327, 1235536), (17453, 1155824), (19928, 1012274), (21808, 925009), (23312, 865331), (24592, 820291), (26288, 767369), (26461, 762352), (29839, 676048), (32654, 617768), (34906, 577912), (39856, 506137), (42253, 477424), (47647, 423376), (52922, 381176), (59678, 338024), (65308, 308884), (69812, 288956), (72239, 279248), (77221, 261232), (84506, 238712), (95294, 211688), (105844, 190588), (119356, 169012), (130616, 154442), (139624, 144478)]