87983970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{4397}}^1$

素因数の和:4459

約数の個数: 64

約数和(自身を含む): 227992320

約数和(自身を除く): 140008350

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 29, 30, 46, 58, 69, 87, 115, 138, 145, 174, 230, 290, 345, 435, 667, 690, 870, 1334, 2001, 3335, 4002, 4397, 6670, 8794, 10005, 13191, 20010, 21985, 26382, 43970, 65955, 101131, 127513, 131910, 202262, 255026, 303393, 382539, 505655, 606786, 637565, 765078, 1011310, 1275130, 1516965, 1912695, 2932799, 3033930, 3825390, 5865598, 8798397, 14663995, 17596794, 29327990, 43991985, 87983970]

約数ペア:

[(1, 87983970), (2, 43991985), (3, 29327990), (5, 17596794), (6, 14663995), (10, 8798397), (15, 5865598), (23, 3825390), (29, 3033930), (30, 2932799), (46, 1912695), (58, 1516965), (69, 1275130), (87, 1011310), (115, 765078), (138, 637565), (145, 606786), (174, 505655), (230, 382539), (290, 303393), (345, 255026), (435, 202262), (667, 131910), (690, 127513), (870, 101131), (1334, 65955), (2001, 43970), (3335, 26382), (4002, 21985), (4397, 20010), (6670, 13191), (8794, 10005)]