25296700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 67808160

約数和(自身を除く): 42511460

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 29, 44, 50, 52, 55, 58, 61, 65, 100, 110, 116, 122, 130, 143, 145, 220, 244, 260, 275, 286, 290, 305, 319, 325, 377, 550, 572, 580, 610, 638, 650, 671, 715, 725, 754, 793, 1100, 1220, 1276, 1300, 1342, 1430, 1450, 1508, 1525, 1586, 1595, 1769, 1885, 2684, 2860, 2900, 3050, 3172, 3190, 3355, 3538, 3575, 3770, 3965, 4147, 6100, 6380, 6710, 7076, 7150, 7540, 7930, 7975, 8294, 8723, 8845, 9425, 13420, 14300, 15860, 15950, 16588, 16775, 17446, 17690, 18850, 19459, 19825, 20735, 22997, 31900, 33550, 34892, 35380, 37700, 38918, 39650, 41470, 43615, 44225, 45994, 67100, 77836, 79300, 82940, 87230, 88450, 91988, 97295, 103675, 114985, 174460, 176900, 194590, 207350, 218075, 229970, 252967, 389180, 414700, 436150, 459940, 486475, 505934, 574925, 872300, 972950, 1011868, 1149850, 1264835, 1945900, 2299700, 2529670, 5059340, 6324175, 12648350, 25296700]

約数ペア:

[(1, 25296700), (2, 12648350), (4, 6324175), (5, 5059340), (10, 2529670), (11, 2299700), (13, 1945900), (20, 1264835), (22, 1149850), (25, 1011868), (26, 972950), (29, 872300), (44, 574925), (50, 505934), (52, 486475), (55, 459940), (58, 436150), (61, 414700), (65, 389180), (100, 252967), (110, 229970), (116, 218075), (122, 207350), (130, 194590), (143, 176900), (145, 174460), (220, 114985), (244, 103675), (260, 97295), (275, 91988), (286, 88450), (290, 87230), (305, 82940), (319, 79300), (325, 77836), (377, 67100), (550, 45994), (572, 44225), (580, 43615), (610, 41470), (638, 39650), (650, 38918), (671, 37700), (715, 35380), (725, 34892), (754, 33550), (793, 31900), (1100, 22997), (1220, 20735), (1276, 19825), (1300, 19459), (1342, 18850), (1430, 17690), (1450, 17446), (1508, 16775), (1525, 16588), (1586, 15950), (1595, 15860), (1769, 14300), (1885, 13420), (2684, 9425), (2860, 8845), (2900, 8723), (3050, 8294), (3172, 7975), (3190, 7930), (3355, 7540), (3538, 7150), (3575, 7076), (3770, 6710), (3965, 6380), (4147, 6100)]