66570640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1579}}^1$

素因数の和:1640

約数の個数: 80

約数和(自身を含む): 169274880

約数和(自身を除く): 102704240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 1054, 1240, 1360, 1579, 2108, 2480, 2635, 3158, 4216, 5270, 6316, 7895, 8432, 10540, 12632, 15790, 21080, 25264, 26843, 31580, 42160, 48949, 53686, 63160, 97898, 107372, 126320, 134215, 195796, 214744, 244745, 268430, 391592, 429488, 489490, 536860, 783184, 832133, 978980, 1073720, 1664266, 1957960, 2147440, 3328532, 3915920, 4160665, 6657064, 8321330, 13314128, 16642660, 33285320, 66570640]

約数ペア:

[(1, 66570640), (2, 33285320), (4, 16642660), (5, 13314128), (8, 8321330), (10, 6657064), (16, 4160665), (17, 3915920), (20, 3328532), (31, 2147440), (34, 1957960), (40, 1664266), (62, 1073720), (68, 978980), (80, 832133), (85, 783184), (124, 536860), (136, 489490), (155, 429488), (170, 391592), (248, 268430), (272, 244745), (310, 214744), (340, 195796), (496, 134215), (527, 126320), (620, 107372), (680, 97898), (1054, 63160), (1240, 53686), (1360, 48949), (1579, 42160), (2108, 31580), (2480, 26843), (2635, 25264), (3158, 21080), (4216, 15790), (5270, 12632), (6316, 10540), (7895, 8432)]