78819248

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:705

約数の個数: 40

約数和(自身を含む): 156180480

約数和(自身を除く): 77361232

約数列:

[1, 2, 4, 8, 16, 79, 127, 158, 254, 316, 491, 508, 632, 982, 1016, 1264, 1964, 2032, 3928, 7856, 10033, 20066, 38789, 40132, 62357, 77578, 80264, 124714, 155156, 160528, 249428, 310312, 498856, 620624, 997712, 4926203, 9852406, 19704812, 39409624, 78819248]

約数ペア:

[(1, 78819248), (2, 39409624), (4, 19704812), (8, 9852406), (16, 4926203), (79, 997712), (127, 620624), (158, 498856), (254, 310312), (316, 249428), (491, 160528), (508, 155156), (632, 124714), (982, 80264), (1016, 77578), (1264, 62357), (1964, 40132), (2032, 38789), (3928, 20066), (7856, 10033)]