80992256

素因数分解:

$2^{11}\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 164520720

約数和(自身を除く): 83528464

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 284, 512, 557, 568, 1024, 1114, 1136, 2048, 2228, 2272, 4456, 4544, 8912, 9088, 17824, 18176, 35648, 36352, 39547, 71296, 72704, 79094, 142592, 145408, 158188, 285184, 316376, 570368, 632752, 1140736, 1265504, 2531008, 5062016, 10124032, 20248064, 40496128, 80992256]

約数ペア:

[(1, 80992256), (2, 40496128), (4, 20248064), (8, 10124032), (16, 5062016), (32, 2531008), (64, 1265504), (71, 1140736), (128, 632752), (142, 570368), (256, 316376), (284, 285184), (512, 158188), (557, 145408), (568, 142592), (1024, 79094), (1114, 72704), (1136, 71296), (2048, 39547), (2228, 36352), (2272, 35648), (4456, 18176), (4544, 17824), (8912, 9088)]