257240514952

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{1013}}^1\times {\mathrm{2731}}^1$

素因数の和:4006

約数の個数: 64

約数和(自身を含む): 493658193600

約数和(自身を除く): 236417678648

約数列:

[1, 2, 4, 8, 59, 118, 197, 236, 394, 472, 788, 1013, 1576, 2026, 2731, 4052, 5462, 8104, 10924, 11623, 21848, 23246, 46492, 59767, 92984, 119534, 161129, 199561, 239068, 322258, 399122, 478136, 538007, 644516, 798244, 1076014, 1289032, 1596488, 2152028, 2766503, 4304056, 5533006, 11066012, 11774099, 22132024, 23548198, 31742413, 47096396, 63484826, 94192792, 126969652, 163223677, 253939304, 326447354, 545001091, 652894708, 1090002182, 1305789416, 2180004364, 4360008728, 32155064369, 64310128738, 128620257476, 257240514952]

約数ペア:

[(1, 257240514952), (2, 128620257476), (4, 64310128738), (8, 32155064369), (59, 4360008728), (118, 2180004364), (197, 1305789416), (236, 1090002182), (394, 652894708), (472, 545001091), (788, 326447354), (1013, 253939304), (1576, 163223677), (2026, 126969652), (2731, 94192792), (4052, 63484826), (5462, 47096396), (8104, 31742413), (10924, 23548198), (11623, 22132024), (21848, 11774099), (23246, 11066012), (46492, 5533006), (59767, 4304056), (92984, 2766503), (119534, 2152028), (161129, 1596488), (199561, 1289032), (239068, 1076014), (322258, 798244), (399122, 644516), (478136, 538007)]