12929996980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1\times {\mathrm{643}}^1$

素因数の和:1009

約数の個数: 96

約数和(自身を含む): 28218637440

約数和(自身を除く): 15288640460

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 137, 164, 179, 205, 274, 358, 410, 548, 643, 685, 716, 820, 895, 1286, 1370, 1790, 2572, 2740, 3215, 3580, 5617, 6430, 7339, 11234, 12860, 14678, 22468, 24523, 26363, 28085, 29356, 36695, 49046, 52726, 56170, 73390, 88091, 98092, 105452, 112340, 115097, 122615, 131815, 146780, 176182, 230194, 245230, 263630, 352364, 440455, 460388, 490460, 527260, 575485, 880910, 1005443, 1150970, 1761820, 2010886, 2301940, 3611731, 4021772, 4718977, 5027215, 7223462, 9437954, 10054430, 14446924, 15768289, 18058655, 18875908, 20108860, 23594885, 31536578, 36117310, 47189770, 63073156, 72234620, 78841445, 94379540, 157682890, 315365780, 646499849, 1292999698, 2585999396, 3232499245, 6464998490, 12929996980]

約数ペア:

[(1, 12929996980), (2, 6464998490), (4, 3232499245), (5, 2585999396), (10, 1292999698), (20, 646499849), (41, 315365780), (82, 157682890), (137, 94379540), (164, 78841445), (179, 72234620), (205, 63073156), (274, 47189770), (358, 36117310), (410, 31536578), (548, 23594885), (643, 20108860), (685, 18875908), (716, 18058655), (820, 15768289), (895, 14446924), (1286, 10054430), (1370, 9437954), (1790, 7223462), (2572, 5027215), (2740, 4718977), (3215, 4021772), (3580, 3611731), (5617, 2301940), (6430, 2010886), (7339, 1761820), (11234, 1150970), (12860, 1005443), (14678, 880910), (22468, 575485), (24523, 527260), (26363, 490460), (28085, 460388), (29356, 440455), (36695, 352364), (49046, 263630), (52726, 245230), (56170, 230194), (73390, 176182), (88091, 146780), (98092, 131815), (105452, 122615), (112340, 115097)]