77462840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1637}}^1$

素因数の和:1681

約数の個数: 96

約数和(自身を含む): 215822880

約数和(自身を除く): 138360040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 169, 182, 260, 280, 338, 364, 455, 520, 676, 728, 845, 910, 1183, 1352, 1637, 1690, 1820, 2366, 3274, 3380, 3640, 4732, 5915, 6548, 6760, 8185, 9464, 11459, 11830, 13096, 16370, 21281, 22918, 23660, 32740, 42562, 45836, 47320, 57295, 65480, 85124, 91672, 106405, 114590, 148967, 170248, 212810, 229180, 276653, 297934, 425620, 458360, 553306, 595868, 744835, 851240, 1106612, 1191736, 1383265, 1489670, 1936571, 2213224, 2766530, 2979340, 3873142, 5533060, 5958680, 7746284, 9682855, 11066120, 15492568, 19365710, 38731420, 77462840]

約数ペア:

[(1, 77462840), (2, 38731420), (4, 19365710), (5, 15492568), (7, 11066120), (8, 9682855), (10, 7746284), (13, 5958680), (14, 5533060), (20, 3873142), (26, 2979340), (28, 2766530), (35, 2213224), (40, 1936571), (52, 1489670), (56, 1383265), (65, 1191736), (70, 1106612), (91, 851240), (104, 744835), (130, 595868), (140, 553306), (169, 458360), (182, 425620), (260, 297934), (280, 276653), (338, 229180), (364, 212810), (455, 170248), (520, 148967), (676, 114590), (728, 106405), (845, 91672), (910, 85124), (1183, 65480), (1352, 57295), (1637, 47320), (1690, 45836), (1820, 42562), (2366, 32740), (3274, 23660), (3380, 22918), (3640, 21281), (4732, 16370), (5915, 13096), (6548, 11830), (6760, 11459), (8185, 9464)]