89342240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42953}}^1$

素因数の和:42981

約数の個数: 48

約数和(自身を含む): 227312568

約数和(自身を除く): 137970328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 42953, 85906, 171812, 214765, 343624, 429530, 558389, 687248, 859060, 1116778, 1374496, 1718120, 2233556, 2791945, 3436240, 4467112, 5583890, 6872480, 8934224, 11167780, 17868448, 22335560, 44671120, 89342240]

約数ペア:

[(1, 89342240), (2, 44671120), (4, 22335560), (5, 17868448), (8, 11167780), (10, 8934224), (13, 6872480), (16, 5583890), (20, 4467112), (26, 3436240), (32, 2791945), (40, 2233556), (52, 1718120), (65, 1374496), (80, 1116778), (104, 859060), (130, 687248), (160, 558389), (208, 429530), (260, 343624), (416, 214765), (520, 171812), (1040, 85906), (2080, 42953)]