78724048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{821}}^1$

素因数の和:1303

約数の個数: 40

約数和(自身を含む): 164817576

約数和(自身を除く): 86093528

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 461, 821, 922, 1642, 1844, 3284, 3688, 5993, 6568, 7376, 10673, 11986, 13136, 21346, 23972, 42692, 47944, 85384, 95888, 170768, 378481, 756962, 1513924, 3027848, 4920253, 6055696, 9840506, 19681012, 39362024, 78724048]

約数ペア:

[(1, 78724048), (2, 39362024), (4, 19681012), (8, 9840506), (13, 6055696), (16, 4920253), (26, 3027848), (52, 1513924), (104, 756962), (208, 378481), (461, 170768), (821, 95888), (922, 85384), (1642, 47944), (1844, 42692), (3284, 23972), (3688, 21346), (5993, 13136), (6568, 11986), (7376, 10673)]