69988490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2879}}^1$

素因数の和:2927

約数の個数: 64

約数和(自身を含む): 156764160

約数和(自身を除く): 86775670

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 110, 130, 143, 170, 187, 221, 286, 374, 442, 715, 935, 1105, 1430, 1870, 2210, 2431, 2879, 4862, 5758, 12155, 14395, 24310, 28790, 31669, 37427, 48943, 63338, 74854, 97886, 158345, 187135, 244715, 316690, 374270, 411697, 489430, 538373, 636259, 823394, 1076746, 1272518, 2058485, 2691865, 3181295, 4116970, 5383730, 6362590, 6998849, 13997698, 34994245, 69988490]

約数ペア:

[(1, 69988490), (2, 34994245), (5, 13997698), (10, 6998849), (11, 6362590), (13, 5383730), (17, 4116970), (22, 3181295), (26, 2691865), (34, 2058485), (55, 1272518), (65, 1076746), (85, 823394), (110, 636259), (130, 538373), (143, 489430), (170, 411697), (187, 374270), (221, 316690), (286, 244715), (374, 187135), (442, 158345), (715, 97886), (935, 74854), (1105, 63338), (1430, 48943), (1870, 37427), (2210, 31669), (2431, 28790), (2879, 24310), (4862, 14395), (5758, 12155)]