328651490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:419

約数の個数: 64

約数和(自身を含む): 634677120

約数和(自身を除く): 306025630

約数列:

[1, 2, 5, 10, 29, 41, 58, 82, 131, 145, 205, 211, 262, 290, 410, 422, 655, 1055, 1189, 1310, 2110, 2378, 3799, 5371, 5945, 6119, 7598, 8651, 10742, 11890, 12238, 17302, 18995, 26855, 27641, 30595, 37990, 43255, 53710, 55282, 61190, 86510, 138205, 155759, 250879, 276410, 311518, 501758, 778795, 801589, 1133281, 1254395, 1557590, 1603178, 2266562, 2508790, 4007945, 5666405, 8015890, 11332810, 32865149, 65730298, 164325745, 328651490]

約数ペア:

[(1, 328651490), (2, 164325745), (5, 65730298), (10, 32865149), (29, 11332810), (41, 8015890), (58, 5666405), (82, 4007945), (131, 2508790), (145, 2266562), (205, 1603178), (211, 1557590), (262, 1254395), (290, 1133281), (410, 801589), (422, 778795), (655, 501758), (1055, 311518), (1189, 276410), (1310, 250879), (2110, 155759), (2378, 138205), (3799, 86510), (5371, 61190), (5945, 55282), (6119, 53710), (7598, 43255), (8651, 37990), (10742, 30595), (11890, 27641), (12238, 26855), (17302, 18995)]