78489867848

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2111}}^1\times {\mathrm{4229}}^1$

素因数の和:6510

約数の個数: 64

約数和(自身を含む): 169384089600

約数和(自身を除く): 90894221752

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 314, 628, 1099, 1256, 2111, 2198, 4222, 4229, 4396, 8444, 8458, 8792, 14777, 16888, 16916, 29554, 29603, 33832, 59108, 59206, 118216, 118412, 236824, 331427, 662854, 663953, 1325708, 1327906, 2319989, 2651416, 2655812, 4639978, 4647671, 5311624, 8927419, 9279956, 9295342, 17854838, 18559912, 18590684, 35709676, 37181368, 62491933, 71419352, 124983866, 249967732, 499935464, 1401604783, 2803209566, 5606419132, 9811233481, 11212838264, 19622466962, 39244933924, 78489867848]

約数ペア:

[(1, 78489867848), (2, 39244933924), (4, 19622466962), (7, 11212838264), (8, 9811233481), (14, 5606419132), (28, 2803209566), (56, 1401604783), (157, 499935464), (314, 249967732), (628, 124983866), (1099, 71419352), (1256, 62491933), (2111, 37181368), (2198, 35709676), (4222, 18590684), (4229, 18559912), (4396, 17854838), (8444, 9295342), (8458, 9279956), (8792, 8927419), (14777, 5311624), (16888, 4647671), (16916, 4639978), (29554, 2655812), (29603, 2651416), (33832, 2319989), (59108, 1327906), (59206, 1325708), (118216, 663953), (118412, 662854), (236824, 331427)]