90659140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31699}}^1$

素因数の和:31732

約数の個数: 48

約数和(自身を含む): 223675200

約数和(自身を除く): 133016060

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 31699, 63398, 126796, 158495, 316990, 348689, 412087, 633980, 697378, 824174, 1394756, 1648348, 1743445, 2060435, 3486890, 4120870, 4532957, 6973780, 8241740, 9065914, 18131828, 22664785, 45329570, 90659140]

約数ペア:

[(1, 90659140), (2, 45329570), (4, 22664785), (5, 18131828), (10, 9065914), (11, 8241740), (13, 6973780), (20, 4532957), (22, 4120870), (26, 3486890), (44, 2060435), (52, 1743445), (55, 1648348), (65, 1394756), (110, 824174), (130, 697378), (143, 633980), (220, 412087), (260, 348689), (286, 316990), (572, 158495), (715, 126796), (1430, 63398), (2860, 31699)]