129294520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1777}}^1$

素因数の和:1912

約数の個数: 64

約数和(自身を含む): 311078880

約数和(自身を除く): 181784360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 107, 136, 170, 214, 340, 428, 535, 680, 856, 1070, 1777, 1819, 2140, 3554, 3638, 4280, 7108, 7276, 8885, 9095, 14216, 14552, 17770, 18190, 30209, 35540, 36380, 60418, 71080, 72760, 120836, 151045, 190139, 241672, 302090, 380278, 604180, 760556, 950695, 1208360, 1521112, 1901390, 3232363, 3802780, 6464726, 7605560, 12929452, 16161815, 25858904, 32323630, 64647260, 129294520]

約数ペア:

[(1, 129294520), (2, 64647260), (4, 32323630), (5, 25858904), (8, 16161815), (10, 12929452), (17, 7605560), (20, 6464726), (34, 3802780), (40, 3232363), (68, 1901390), (85, 1521112), (107, 1208360), (136, 950695), (170, 760556), (214, 604180), (340, 380278), (428, 302090), (535, 241672), (680, 190139), (856, 151045), (1070, 120836), (1777, 72760), (1819, 71080), (2140, 60418), (3554, 36380), (3638, 35540), (4280, 30209), (7108, 18190), (7276, 17770), (8885, 14552), (9095, 14216)]