63874780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:343

約数の個数: 72

約数和(自身を含む): 146372688

約数和(自身を除く): 82497908

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 257, 289, 340, 430, 514, 578, 731, 860, 1028, 1156, 1285, 1445, 1462, 2570, 2890, 2924, 3655, 4369, 5140, 5780, 7310, 8738, 11051, 12427, 14620, 17476, 21845, 22102, 24854, 43690, 44204, 49708, 55255, 62135, 74273, 87380, 110510, 124270, 148546, 187867, 221020, 248540, 297092, 371365, 375734, 742730, 751468, 939335, 1485460, 1878670, 3193739, 3757340, 6387478, 12774956, 15968695, 31937390, 63874780]

約数ペア:

[(1, 63874780), (2, 31937390), (4, 15968695), (5, 12774956), (10, 6387478), (17, 3757340), (20, 3193739), (34, 1878670), (43, 1485460), (68, 939335), (85, 751468), (86, 742730), (170, 375734), (172, 371365), (215, 297092), (257, 248540), (289, 221020), (340, 187867), (430, 148546), (514, 124270), (578, 110510), (731, 87380), (860, 74273), (1028, 62135), (1156, 55255), (1285, 49708), (1445, 44204), (1462, 43690), (2570, 24854), (2890, 22102), (2924, 21845), (3655, 17476), (4369, 14620), (5140, 12427), (5780, 11051), (7310, 8738)]