85197640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{853}}^1$

素因数の和:1102

約数の個数: 64

約数和(自身を含む): 210288960

約数和(自身を除く): 125091320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 227, 440, 454, 853, 908, 1135, 1706, 1816, 2270, 2497, 3412, 4265, 4540, 4994, 6824, 8530, 9080, 9383, 9988, 12485, 17060, 18766, 19976, 24970, 34120, 37532, 46915, 49940, 75064, 93830, 99880, 187660, 193631, 375320, 387262, 774524, 968155, 1549048, 1936310, 2129941, 3872620, 4259882, 7745240, 8519764, 10649705, 17039528, 21299410, 42598820, 85197640]

約数ペア:

[(1, 85197640), (2, 42598820), (4, 21299410), (5, 17039528), (8, 10649705), (10, 8519764), (11, 7745240), (20, 4259882), (22, 3872620), (40, 2129941), (44, 1936310), (55, 1549048), (88, 968155), (110, 774524), (220, 387262), (227, 375320), (440, 193631), (454, 187660), (853, 99880), (908, 93830), (1135, 75064), (1706, 49940), (1816, 46915), (2270, 37532), (2497, 34120), (3412, 24970), (4265, 19976), (4540, 18766), (4994, 17060), (6824, 12485), (8530, 9988), (9080, 9383)]