67476820

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{409}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 145267920

約数和(自身を除く): 77791100

約数列:

[1, 2, 4, 5, 10, 20, 73, 113, 146, 226, 292, 365, 409, 452, 565, 730, 818, 1130, 1460, 1636, 2045, 2260, 4090, 8180, 8249, 16498, 29857, 32996, 41245, 46217, 59714, 82490, 92434, 119428, 149285, 164980, 184868, 231085, 298570, 462170, 597140, 924340, 3373841, 6747682, 13495364, 16869205, 33738410, 67476820]

約数ペア:

[(1, 67476820), (2, 33738410), (4, 16869205), (5, 13495364), (10, 6747682), (20, 3373841), (73, 924340), (113, 597140), (146, 462170), (226, 298570), (292, 231085), (365, 184868), (409, 164980), (452, 149285), (565, 119428), (730, 92434), (818, 82490), (1130, 59714), (1460, 46217), (1636, 41245), (2045, 32996), (2260, 29857), (4090, 16498), (8180, 8249)]