79455280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1579}}^1$

素因数の和:1646

約数の個数: 80

約数和(自身を含む): 201013920

約数和(自身を除く): 121558640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 37, 40, 68, 74, 80, 85, 136, 148, 170, 185, 272, 296, 340, 370, 592, 629, 680, 740, 1258, 1360, 1480, 1579, 2516, 2960, 3145, 3158, 5032, 6290, 6316, 7895, 10064, 12580, 12632, 15790, 25160, 25264, 26843, 31580, 50320, 53686, 58423, 63160, 107372, 116846, 126320, 134215, 214744, 233692, 268430, 292115, 429488, 467384, 536860, 584230, 934768, 993191, 1073720, 1168460, 1986382, 2147440, 2336920, 3972764, 4673840, 4965955, 7945528, 9931910, 15891056, 19863820, 39727640, 79455280]

約数ペア:

[(1, 79455280), (2, 39727640), (4, 19863820), (5, 15891056), (8, 9931910), (10, 7945528), (16, 4965955), (17, 4673840), (20, 3972764), (34, 2336920), (37, 2147440), (40, 1986382), (68, 1168460), (74, 1073720), (80, 993191), (85, 934768), (136, 584230), (148, 536860), (170, 467384), (185, 429488), (272, 292115), (296, 268430), (340, 233692), (370, 214744), (592, 134215), (629, 126320), (680, 116846), (740, 107372), (1258, 63160), (1360, 58423), (1480, 53686), (1579, 50320), (2516, 31580), (2960, 26843), (3145, 25264), (3158, 25160), (5032, 15790), (6290, 12632), (6316, 12580), (7895, 10064)]