81318176

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1693}}^1$

素因数の和:1801

約数の個数: 48

約数和(自身を含む): 170755200

約数和(自身を除く): 89437024

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 79, 152, 158, 304, 316, 608, 632, 1264, 1501, 1693, 2528, 3002, 3386, 6004, 6772, 12008, 13544, 24016, 27088, 32167, 48032, 54176, 64334, 128668, 133747, 257336, 267494, 514672, 534988, 1029344, 1069976, 2139952, 2541193, 4279904, 5082386, 10164772, 20329544, 40659088, 81318176]

約数ペア:

[(1, 81318176), (2, 40659088), (4, 20329544), (8, 10164772), (16, 5082386), (19, 4279904), (32, 2541193), (38, 2139952), (76, 1069976), (79, 1029344), (152, 534988), (158, 514672), (304, 267494), (316, 257336), (608, 133747), (632, 128668), (1264, 64334), (1501, 54176), (1693, 48032), (2528, 32167), (3002, 27088), (3386, 24016), (6004, 13544), (6772, 12008)]