81976128

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32843}}^1$

素因数の和:32871

約数の個数: 56

約数和(自身を含む): 233586528

約数和(自身を除く): 151610400

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 32843, 65686, 98529, 131372, 197058, 262744, 394116, 426959, 525488, 788232, 853918, 1050976, 1280877, 1576464, 1707836, 2101952, 2561754, 3152928, 3415672, 5123508, 6305856, 6831344, 10247016, 13662688, 20494032, 27325376, 40988064, 81976128]

約数ペア:

[(1, 81976128), (2, 40988064), (3, 27325376), (4, 20494032), (6, 13662688), (8, 10247016), (12, 6831344), (13, 6305856), (16, 5123508), (24, 3415672), (26, 3152928), (32, 2561754), (39, 2101952), (48, 1707836), (52, 1576464), (64, 1280877), (78, 1050976), (96, 853918), (104, 788232), (156, 525488), (192, 426959), (208, 394116), (312, 262744), (416, 197058), (624, 131372), (832, 98529), (1248, 65686), (2496, 32843)]