88870900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{857}}^1$

素因数の和:949

約数の個数: 72

約数和(自身を含む): 207783576

約数和(自身を除く): 118912676

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 61, 68, 85, 100, 122, 170, 244, 305, 340, 425, 610, 850, 857, 1037, 1220, 1525, 1700, 1714, 2074, 3050, 3428, 4148, 4285, 5185, 6100, 8570, 10370, 14569, 17140, 20740, 21425, 25925, 29138, 42850, 51850, 52277, 58276, 72845, 85700, 103700, 104554, 145690, 209108, 261385, 291380, 364225, 522770, 728450, 888709, 1045540, 1306925, 1456900, 1777418, 2613850, 3554836, 4443545, 5227700, 8887090, 17774180, 22217725, 44435450, 88870900]

約数ペア:

[(1, 88870900), (2, 44435450), (4, 22217725), (5, 17774180), (10, 8887090), (17, 5227700), (20, 4443545), (25, 3554836), (34, 2613850), (50, 1777418), (61, 1456900), (68, 1306925), (85, 1045540), (100, 888709), (122, 728450), (170, 522770), (244, 364225), (305, 291380), (340, 261385), (425, 209108), (610, 145690), (850, 104554), (857, 103700), (1037, 85700), (1220, 72845), (1525, 58276), (1700, 52277), (1714, 51850), (2074, 42850), (3050, 29138), (3428, 25925), (4148, 21425), (4285, 20740), (5185, 17140), (6100, 14569), (8570, 10370)]