90755240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{4289}}^1$

素因数の和:4346

約数の個数: 48

約数和(自身を含む): 213513300

約数和(自身を除く): 122758060

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 529, 920, 1058, 2116, 2645, 4232, 4289, 5290, 8578, 10580, 17156, 21160, 21445, 34312, 42890, 85780, 98647, 171560, 197294, 394588, 493235, 789176, 986470, 1972940, 2268881, 3945880, 4537762, 9075524, 11344405, 18151048, 22688810, 45377620, 90755240]

約数ペア:

[(1, 90755240), (2, 45377620), (4, 22688810), (5, 18151048), (8, 11344405), (10, 9075524), (20, 4537762), (23, 3945880), (40, 2268881), (46, 1972940), (92, 986470), (115, 789176), (184, 493235), (230, 394588), (460, 197294), (529, 171560), (920, 98647), (1058, 85780), (2116, 42890), (2645, 34312), (4232, 21445), (4289, 21160), (5290, 17156), (8578, 10580)]