31417100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^4$

素因数の和:77

約数の個数: 90

約数和(自身を含む): 80570364

約数和(自身を除く): 49153264

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 169, 220, 260, 275, 286, 325, 338, 550, 572, 650, 676, 715, 845, 1100, 1300, 1430, 1690, 1859, 2197, 2860, 3380, 3575, 3718, 4225, 4394, 7150, 7436, 8450, 8788, 9295, 10985, 14300, 16900, 18590, 21970, 24167, 28561, 37180, 43940, 46475, 48334, 54925, 57122, 92950, 96668, 109850, 114244, 120835, 142805, 185900, 219700, 241670, 285610, 314171, 483340, 571220, 604175, 628342, 714025, 1208350, 1256684, 1428050, 1570855, 2416700, 2856100, 3141710, 6283420, 7854275, 15708550, 31417100]

約数ペア:

[(1, 31417100), (2, 15708550), (4, 7854275), (5, 6283420), (10, 3141710), (11, 2856100), (13, 2416700), (20, 1570855), (22, 1428050), (25, 1256684), (26, 1208350), (44, 714025), (50, 628342), (52, 604175), (55, 571220), (65, 483340), (100, 314171), (110, 285610), (130, 241670), (143, 219700), (169, 185900), (220, 142805), (260, 120835), (275, 114244), (286, 109850), (325, 96668), (338, 92950), (550, 57122), (572, 54925), (650, 48334), (676, 46475), (715, 43940), (845, 37180), (1100, 28561), (1300, 24167), (1430, 21970), (1690, 18590), (1859, 16900), (2197, 14300), (2860, 10985), (3380, 9295), (3575, 8788), (3718, 8450), (4225, 7436), (4394, 7150)]