87991150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7963}}^1$

素因数の和:8005

約数の個数: 48

約数和(自身を含む): 186644304

約数和(自身を除く): 98653154

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 425, 442, 650, 850, 1105, 2210, 5525, 7963, 11050, 15926, 39815, 79630, 103519, 135371, 199075, 207038, 270742, 398150, 517595, 676855, 1035190, 1353710, 1759823, 2587975, 3384275, 3519646, 5175950, 6768550, 8799115, 17598230, 43995575, 87991150]

約数ペア:

[(1, 87991150), (2, 43995575), (5, 17598230), (10, 8799115), (13, 6768550), (17, 5175950), (25, 3519646), (26, 3384275), (34, 2587975), (50, 1759823), (65, 1353710), (85, 1035190), (130, 676855), (170, 517595), (221, 398150), (325, 270742), (425, 207038), (442, 199075), (650, 135371), (850, 103519), (1105, 79630), (2210, 39815), (5525, 15926), (7963, 11050)]