69899920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{499}}^1$

素因数の和:632

約数の個数: 80

約数和(自身を含む): 174096000

約数和(自身を除く): 104196080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 103, 136, 170, 206, 272, 340, 412, 499, 515, 680, 824, 998, 1030, 1360, 1648, 1751, 1996, 2060, 2495, 3502, 3992, 4120, 4990, 7004, 7984, 8240, 8483, 8755, 9980, 14008, 16966, 17510, 19960, 28016, 33932, 35020, 39920, 42415, 51397, 67864, 70040, 84830, 102794, 135728, 140080, 169660, 205588, 256985, 339320, 411176, 513970, 678640, 822352, 873749, 1027940, 1747498, 2055880, 3494996, 4111760, 4368745, 6989992, 8737490, 13979984, 17474980, 34949960, 69899920]

約数ペア:

[(1, 69899920), (2, 34949960), (4, 17474980), (5, 13979984), (8, 8737490), (10, 6989992), (16, 4368745), (17, 4111760), (20, 3494996), (34, 2055880), (40, 1747498), (68, 1027940), (80, 873749), (85, 822352), (103, 678640), (136, 513970), (170, 411176), (206, 339320), (272, 256985), (340, 205588), (412, 169660), (499, 140080), (515, 135728), (680, 102794), (824, 84830), (998, 70040), (1030, 67864), (1360, 51397), (1648, 42415), (1751, 39920), (1996, 35020), (2060, 33932), (2495, 28016), (3502, 19960), (3992, 17510), (4120, 16966), (4990, 14008), (7004, 9980), (7984, 8755), (8240, 8483)]