71904430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:461

約数の個数: 48

約数和(自身を含む): 141562944

約数和(自身を除く): 69658514

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 169, 271, 314, 338, 542, 785, 845, 1355, 1570, 1690, 2041, 2710, 3523, 4082, 7046, 10205, 17615, 20410, 26533, 35230, 42547, 45799, 53066, 85094, 91598, 132665, 212735, 228995, 265330, 425470, 457990, 553111, 1106222, 2765555, 5531110, 7190443, 14380886, 35952215, 71904430]

約数ペア:

[(1, 71904430), (2, 35952215), (5, 14380886), (10, 7190443), (13, 5531110), (26, 2765555), (65, 1106222), (130, 553111), (157, 457990), (169, 425470), (271, 265330), (314, 228995), (338, 212735), (542, 132665), (785, 91598), (845, 85094), (1355, 53066), (1570, 45799), (1690, 42547), (2041, 35230), (2710, 26533), (3523, 20410), (4082, 17615), (7046, 10205)]