78279845

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{331}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 111870720

約数和(自身を除く): 33590875

約数列:

[1, 5, 7, 29, 35, 145, 203, 233, 331, 1015, 1165, 1631, 1655, 2317, 6757, 8155, 9599, 11585, 33785, 47299, 47995, 67193, 77123, 236495, 335965, 385615, 539861, 2236567, 2699305, 11182835, 15655969, 78279845]

約数ペア:

[(1, 78279845), (5, 15655969), (7, 11182835), (29, 2699305), (35, 2236567), (145, 539861), (203, 385615), (233, 335965), (331, 236495), (1015, 77123), (1165, 67193), (1631, 47995), (1655, 47299), (2317, 33785), (6757, 11585), (8155, 9599)]