180670640

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{42611}}^1$

素因数の和:42677

約数の個数: 40

約数和(自身を含む): 427994928

約数和(自身を除く): 247324288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 42611, 85222, 170444, 213055, 340888, 426110, 681776, 852220, 1704440, 2258383, 3408880, 4516766, 9033532, 11291915, 18067064, 22583830, 36134128, 45167660, 90335320, 180670640]

約数ペア:

[(1, 180670640), (2, 90335320), (4, 45167660), (5, 36134128), (8, 22583830), (10, 18067064), (16, 11291915), (20, 9033532), (40, 4516766), (53, 3408880), (80, 2258383), (106, 1704440), (212, 852220), (265, 681776), (424, 426110), (530, 340888), (848, 213055), (1060, 170444), (2120, 85222), (4240, 42611)]