42499660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2551}}^1$

素因数の和:2591

約数の個数: 72

約数和(自身を含む): 109970784

約数和(自身を除く): 67471124

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 2551, 3332, 4165, 5102, 8330, 10204, 12755, 16660, 17857, 25510, 35714, 43367, 51020, 71428, 86734, 89285, 124999, 173468, 178570, 216835, 249998, 303569, 357140, 433670, 499996, 607138, 624995, 867340, 1214276, 1249990, 1517845, 2124983, 2499980, 3035690, 4249966, 6071380, 8499932, 10624915, 21249830, 42499660]

約数ペア:

[(1, 42499660), (2, 21249830), (4, 10624915), (5, 8499932), (7, 6071380), (10, 4249966), (14, 3035690), (17, 2499980), (20, 2124983), (28, 1517845), (34, 1249990), (35, 1214276), (49, 867340), (68, 624995), (70, 607138), (85, 499996), (98, 433670), (119, 357140), (140, 303569), (170, 249998), (196, 216835), (238, 178570), (245, 173468), (340, 124999), (476, 89285), (490, 86734), (595, 71428), (833, 51020), (980, 43367), (1190, 35714), (1666, 25510), (2380, 17857), (2551, 16660), (3332, 12755), (4165, 10204), (5102, 8330)]