81621552

素因数分解:

$2^4\times 3^1\times {\mathrm{211}}^1\times {\mathrm{8059}}^1$

素因数の和:8281

約数の個数: 40

約数和(自身を含む): 211881280

約数和(自身を除く): 130259728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 211, 422, 633, 844, 1266, 1688, 2532, 3376, 5064, 8059, 10128, 16118, 24177, 32236, 48354, 64472, 96708, 128944, 193416, 386832, 1700449, 3400898, 5101347, 6801796, 10202694, 13603592, 20405388, 27207184, 40810776, 81621552]

約数ペア:

[(1, 81621552), (2, 40810776), (3, 27207184), (4, 20405388), (6, 13603592), (8, 10202694), (12, 6801796), (16, 5101347), (24, 3400898), (48, 1700449), (211, 386832), (422, 193416), (633, 128944), (844, 96708), (1266, 64472), (1688, 48354), (2532, 32236), (3376, 24177), (5064, 16118), (8059, 10128)]