88539920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{709}}^1$

素因数の和:952

約数の個数: 80

約数和(自身を含む): 236651520

約数和(自身を除く): 148111600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 223, 280, 446, 560, 709, 892, 1115, 1418, 1561, 1784, 2230, 2836, 3122, 3545, 3568, 4460, 4963, 5672, 6244, 7090, 7805, 8920, 9926, 11344, 12488, 14180, 15610, 17840, 19852, 24815, 24976, 28360, 31220, 39704, 49630, 56720, 62440, 79408, 99260, 124880, 158107, 198520, 316214, 397040, 632428, 790535, 1106749, 1264856, 1581070, 2213498, 2529712, 3162140, 4426996, 5533745, 6324280, 8853992, 11067490, 12648560, 17707984, 22134980, 44269960, 88539920]

約数ペア:

[(1, 88539920), (2, 44269960), (4, 22134980), (5, 17707984), (7, 12648560), (8, 11067490), (10, 8853992), (14, 6324280), (16, 5533745), (20, 4426996), (28, 3162140), (35, 2529712), (40, 2213498), (56, 1581070), (70, 1264856), (80, 1106749), (112, 790535), (140, 632428), (223, 397040), (280, 316214), (446, 198520), (560, 158107), (709, 124880), (892, 99260), (1115, 79408), (1418, 62440), (1561, 56720), (1784, 49630), (2230, 39704), (2836, 31220), (3122, 28360), (3545, 24976), (3568, 24815), (4460, 19852), (4963, 17840), (5672, 15610), (6244, 14180), (7090, 12488), (7805, 11344), (8920, 9926)]