251602448

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{563}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 543822336

約数和(自身を除く): 292219888

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 53, 62, 68, 106, 124, 136, 212, 248, 272, 424, 496, 527, 563, 848, 901, 1054, 1126, 1643, 1802, 2108, 2252, 3286, 3604, 4216, 4504, 6572, 7208, 8432, 9008, 9571, 13144, 14416, 17453, 19142, 26288, 27931, 29839, 34906, 38284, 55862, 59678, 69812, 76568, 111724, 119356, 139624, 153136, 223448, 238712, 279248, 296701, 446896, 477424, 507263, 593402, 925009, 1014526, 1186804, 1850018, 2029052, 2373608, 3700036, 4058104, 4747216, 7400072, 8116208, 14800144, 15725153, 31450306, 62900612, 125801224, 251602448]

約数ペア:

[(1, 251602448), (2, 125801224), (4, 62900612), (8, 31450306), (16, 15725153), (17, 14800144), (31, 8116208), (34, 7400072), (53, 4747216), (62, 4058104), (68, 3700036), (106, 2373608), (124, 2029052), (136, 1850018), (212, 1186804), (248, 1014526), (272, 925009), (424, 593402), (496, 507263), (527, 477424), (563, 446896), (848, 296701), (901, 279248), (1054, 238712), (1126, 223448), (1643, 153136), (1802, 139624), (2108, 119356), (2252, 111724), (3286, 76568), (3604, 69812), (4216, 59678), (4504, 55862), (6572, 38284), (7208, 34906), (8432, 29839), (9008, 27931), (9571, 26288), (13144, 19142), (14416, 17453)]