1263138400

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^3\times {\mathrm{53}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 3246542208

約数和(自身を除く): 1983403808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 53, 62, 80, 100, 106, 124, 155, 160, 200, 212, 248, 265, 310, 400, 424, 496, 530, 620, 775, 800, 848, 961, 992, 1060, 1240, 1325, 1550, 1643, 1696, 1922, 2120, 2480, 2650, 3100, 3286, 3844, 4240, 4805, 4960, 5300, 6200, 6572, 7688, 8215, 8480, 9610, 10600, 12400, 13144, 15376, 16430, 19220, 21200, 24025, 24800, 26288, 29791, 30752, 32860, 38440, 41075, 42400, 48050, 50933, 52576, 59582, 65720, 76880, 82150, 96100, 101866, 119164, 131440, 148955, 153760, 164300, 192200, 203732, 238328, 254665, 262880, 297910, 328600, 384400, 407464, 476656, 509330, 595820, 657200, 744775, 768800, 814928, 953312, 1018660, 1191640, 1273325, 1314400, 1489550, 1578923, 1629856, 2037320, 2383280, 2546650, 2979100, 3157846, 4074640, 4766560, 5093300, 5958200, 6315692, 7894615, 8149280, 10186600, 11916400, 12631384, 15789230, 20373200, 23832800, 25262768, 31578460, 39473075, 40746400, 50525536, 63156920, 78946150, 126313840, 157892300, 252627680, 315784600, 631569200, 1263138400]

約数ペア:

[(1, 1263138400), (2, 631569200), (4, 315784600), (5, 252627680), (8, 157892300), (10, 126313840), (16, 78946150), (20, 63156920), (25, 50525536), (31, 40746400), (32, 39473075), (40, 31578460), (50, 25262768), (53, 23832800), (62, 20373200), (80, 15789230), (100, 12631384), (106, 11916400), (124, 10186600), (155, 8149280), (160, 7894615), (200, 6315692), (212, 5958200), (248, 5093300), (265, 4766560), (310, 4074640), (400, 3157846), (424, 2979100), (496, 2546650), (530, 2383280), (620, 2037320), (775, 1629856), (800, 1578923), (848, 1489550), (961, 1314400), (992, 1273325), (1060, 1191640), (1240, 1018660), (1325, 953312), (1550, 814928), (1643, 768800), (1696, 744775), (1922, 657200), (2120, 595820), (2480, 509330), (2650, 476656), (3100, 407464), (3286, 384400), (3844, 328600), (4240, 297910), (4805, 262880), (4960, 254665), (5300, 238328), (6200, 203732), (6572, 192200), (7688, 164300), (8215, 153760), (8480, 148955), (9610, 131440), (10600, 119164), (12400, 101866), (13144, 96100), (15376, 82150), (16430, 76880), (19220, 65720), (21200, 59582), (24025, 52576), (24800, 50933), (26288, 48050), (29791, 42400), (30752, 41075), (32860, 38440)]