64039540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2693}}^1$

素因数の和:2772

約数の個数: 48

約数和(自身を含む): 142566480

約数和(自身を除く): 78526940

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 820, 1189, 2378, 2693, 4756, 5386, 5945, 10772, 11890, 13465, 23780, 26930, 53860, 78097, 110413, 156194, 220826, 312388, 390485, 441652, 552065, 780970, 1104130, 1561940, 2208260, 3201977, 6403954, 12807908, 16009885, 32019770, 64039540]

約数ペア:

[(1, 64039540), (2, 32019770), (4, 16009885), (5, 12807908), (10, 6403954), (20, 3201977), (29, 2208260), (41, 1561940), (58, 1104130), (82, 780970), (116, 552065), (145, 441652), (164, 390485), (205, 312388), (290, 220826), (410, 156194), (580, 110413), (820, 78097), (1189, 53860), (2378, 26930), (2693, 23780), (4756, 13465), (5386, 11890), (5945, 10772)]