64349740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5051}}^1$

素因数の和:5087

約数の個数: 72

約数和(自身を含む): 169322832

約数和(自身を除く): 104973092

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 5051, 6370, 10102, 12740, 20204, 25255, 35357, 50510, 65663, 70714, 101020, 131326, 141428, 176785, 247499, 262652, 328315, 353570, 459641, 494998, 656630, 707140, 919282, 989996, 1237495, 1313260, 1838564, 2298205, 2474990, 3217487, 4596410, 4949980, 6434974, 9192820, 12869948, 16087435, 32174870, 64349740]

約数ペア:

[(1, 64349740), (2, 32174870), (4, 16087435), (5, 12869948), (7, 9192820), (10, 6434974), (13, 4949980), (14, 4596410), (20, 3217487), (26, 2474990), (28, 2298205), (35, 1838564), (49, 1313260), (52, 1237495), (65, 989996), (70, 919282), (91, 707140), (98, 656630), (130, 494998), (140, 459641), (182, 353570), (196, 328315), (245, 262652), (260, 247499), (364, 176785), (455, 141428), (490, 131326), (637, 101020), (910, 70714), (980, 65663), (1274, 50510), (1820, 35357), (2548, 25255), (3185, 20204), (5051, 12740), (6370, 10102)]