101971840

素因数分解:

$2^7\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1163}}^1$

素因数の和:1319

約数の個数: 64

約数和(自身を含む): 245766960

約数和(自身を除く): 143795120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 274, 320, 548, 640, 685, 1096, 1163, 1370, 2192, 2326, 2740, 4384, 4652, 5480, 5815, 8768, 9304, 10960, 11630, 17536, 18608, 21920, 23260, 37216, 43840, 46520, 74432, 87680, 93040, 148864, 159331, 186080, 318662, 372160, 637324, 744320, 796655, 1274648, 1593310, 2549296, 3186620, 5098592, 6373240, 10197184, 12746480, 20394368, 25492960, 50985920, 101971840]

約数ペア:

[(1, 101971840), (2, 50985920), (4, 25492960), (5, 20394368), (8, 12746480), (10, 10197184), (16, 6373240), (20, 5098592), (32, 3186620), (40, 2549296), (64, 1593310), (80, 1274648), (128, 796655), (137, 744320), (160, 637324), (274, 372160), (320, 318662), (548, 186080), (640, 159331), (685, 148864), (1096, 93040), (1163, 87680), (1370, 74432), (2192, 46520), (2326, 43840), (2740, 37216), (4384, 23260), (4652, 21920), (5480, 18608), (5815, 17536), (8768, 11630), (9304, 10960)]