81282896

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{631}}^1$

素因数の和:819

約数の個数: 40

約数和(自身を含む): 161281344

約数和(自身を除く): 79998448

約数列:

[1, 2, 4, 8, 16, 83, 97, 166, 194, 332, 388, 631, 664, 776, 1262, 1328, 1552, 2524, 5048, 8051, 10096, 16102, 32204, 52373, 61207, 64408, 104746, 122414, 128816, 209492, 244828, 418984, 489656, 837968, 979312, 5080181, 10160362, 20320724, 40641448, 81282896]

約数ペア:

[(1, 81282896), (2, 40641448), (4, 20320724), (8, 10160362), (16, 5080181), (83, 979312), (97, 837968), (166, 489656), (194, 418984), (332, 244828), (388, 209492), (631, 128816), (664, 122414), (776, 104746), (1262, 64408), (1328, 61207), (1552, 52373), (2524, 32204), (5048, 16102), (8051, 10096)]