85991620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 214897536

約数和(自身を除く): 128905916

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 107, 110, 130, 143, 214, 220, 260, 281, 286, 428, 535, 562, 572, 715, 1070, 1124, 1177, 1391, 1405, 1430, 2140, 2354, 2782, 2810, 2860, 3091, 3653, 4708, 5564, 5620, 5885, 6182, 6955, 7306, 11770, 12364, 13910, 14612, 15301, 15455, 18265, 23540, 27820, 30067, 30602, 30910, 36530, 40183, 60134, 61204, 61820, 73060, 76505, 80366, 120268, 150335, 153010, 160732, 200915, 300670, 306020, 330737, 390871, 401830, 601340, 661474, 781742, 803660, 1322948, 1563484, 1653685, 1954355, 3307370, 3908710, 4299581, 6614740, 7817420, 8599162, 17198324, 21497905, 42995810, 85991620]

約数ペア:

[(1, 85991620), (2, 42995810), (4, 21497905), (5, 17198324), (10, 8599162), (11, 7817420), (13, 6614740), (20, 4299581), (22, 3908710), (26, 3307370), (44, 1954355), (52, 1653685), (55, 1563484), (65, 1322948), (107, 803660), (110, 781742), (130, 661474), (143, 601340), (214, 401830), (220, 390871), (260, 330737), (281, 306020), (286, 300670), (428, 200915), (535, 160732), (562, 153010), (572, 150335), (715, 120268), (1070, 80366), (1124, 76505), (1177, 73060), (1391, 61820), (1405, 61204), (1430, 60134), (2140, 40183), (2354, 36530), (2782, 30910), (2810, 30602), (2860, 30067), (3091, 27820), (3653, 23540), (4708, 18265), (5564, 15455), (5620, 15301), (5885, 14612), (6182, 13910), (6955, 12364), (7306, 11770)]