31530070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1297}}^1$

素因数の和:1345

約数の個数: 64

約数和(自身を含む): 70652736

約数和(自身を除く): 39122666

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, 1297, 1430, 1870, 2210, 2431, 2594, 4862, 6485, 12155, 12970, 14267, 16861, 22049, 24310, 28534, 33722, 44098, 71335, 84305, 110245, 142670, 168610, 185471, 220490, 242539, 286637, 370942, 485078, 573274, 927355, 1212695, 1433185, 1854710, 2425390, 2866370, 3153007, 6306014, 15765035, 31530070]

約数ペア:

[(1, 31530070), (2, 15765035), (5, 6306014), (10, 3153007), (11, 2866370), (13, 2425390), (17, 1854710), (22, 1433185), (26, 1212695), (34, 927355), (55, 573274), (65, 485078), (85, 370942), (110, 286637), (130, 242539), (143, 220490), (170, 185471), (187, 168610), (221, 142670), (286, 110245), (374, 84305), (442, 71335), (715, 44098), (935, 33722), (1105, 28534), (1297, 24310), (1430, 22049), (1870, 16861), (2210, 14267), (2431, 12970), (2594, 12155), (4862, 6485)]