31605490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1217}}^1$

素因数の和:1291

約数の個数: 48

約数和(自身を含む): 67482072

約数和(自身を除く): 35876582

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 53, 70, 98, 106, 245, 265, 371, 490, 530, 742, 1217, 1855, 2434, 2597, 3710, 5194, 6085, 8519, 12170, 12985, 17038, 25970, 42595, 59633, 64501, 85190, 119266, 129002, 298165, 322505, 451507, 596330, 645010, 903014, 2257535, 3160549, 4515070, 6321098, 15802745, 31605490]

約数ペア:

[(1, 31605490), (2, 15802745), (5, 6321098), (7, 4515070), (10, 3160549), (14, 2257535), (35, 903014), (49, 645010), (53, 596330), (70, 451507), (98, 322505), (106, 298165), (245, 129002), (265, 119266), (371, 85190), (490, 64501), (530, 59633), (742, 42595), (1217, 25970), (1855, 17038), (2434, 12985), (2597, 12170), (3710, 8519), (5194, 6085)]