90786520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8971}}^1$

素因数の和:9016

約数の個数: 64

約数和(自身を含む): 232554240

約数和(自身を除く): 141767720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 8971, 10120, 17942, 35884, 44855, 71768, 89710, 98681, 179420, 197362, 206333, 358840, 394724, 412666, 493405, 789448, 825332, 986810, 1031665, 1650664, 1973620, 2063330, 2269663, 3947240, 4126660, 4539326, 8253320, 9078652, 11348315, 18157304, 22696630, 45393260, 90786520]

約数ペア:

[(1, 90786520), (2, 45393260), (4, 22696630), (5, 18157304), (8, 11348315), (10, 9078652), (11, 8253320), (20, 4539326), (22, 4126660), (23, 3947240), (40, 2269663), (44, 2063330), (46, 1973620), (55, 1650664), (88, 1031665), (92, 986810), (110, 825332), (115, 789448), (184, 493405), (220, 412666), (230, 394724), (253, 358840), (440, 206333), (460, 197362), (506, 179420), (920, 98681), (1012, 89710), (1265, 71768), (2024, 44855), (2530, 35884), (5060, 17942), (8971, 10120)]