71399510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2531}}^1$

素因数の和:2589

約数の個数: 64

約数和(自身を含む): 163344384

約数和(自身を除く): 91944874

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 1085, 2015, 2170, 2531, 2821, 4030, 5062, 5642, 12655, 14105, 17717, 25310, 28210, 32903, 35434, 65806, 78461, 88585, 156922, 164515, 177170, 230321, 329030, 392305, 460642, 549227, 784610, 1019993, 1098454, 1151605, 2039986, 2303210, 2746135, 5099965, 5492270, 7139951, 10199930, 14279902, 35699755, 71399510]

約数ペア:

[(1, 71399510), (2, 35699755), (5, 14279902), (7, 10199930), (10, 7139951), (13, 5492270), (14, 5099965), (26, 2746135), (31, 2303210), (35, 2039986), (62, 1151605), (65, 1098454), (70, 1019993), (91, 784610), (130, 549227), (155, 460642), (182, 392305), (217, 329030), (310, 230321), (403, 177170), (434, 164515), (455, 156922), (806, 88585), (910, 78461), (1085, 65806), (2015, 35434), (2170, 32903), (2531, 28210), (2821, 25310), (4030, 17717), (5062, 14105), (5642, 12655)]