81254848

素因数分解:

$2^6\times {\mathrm{163}}^1\times {\mathrm{7789}}^1$

素因数の和:7964

約数の個数: 28

約数和(自身を含む): 162250120

約数和(自身を除く): 80995272

約数列:

[1, 2, 4, 8, 16, 32, 64, 163, 326, 652, 1304, 2608, 5216, 7789, 10432, 15578, 31156, 62312, 124624, 249248, 498496, 1269607, 2539214, 5078428, 10156856, 20313712, 40627424, 81254848]

約数ペア:

[(1, 81254848), (2, 40627424), (4, 20313712), (8, 10156856), (16, 5078428), (32, 2539214), (64, 1269607), (163, 498496), (326, 249248), (652, 124624), (1304, 62312), (2608, 31156), (5216, 15578), (7789, 10432)]