160440800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15427}}^1$

素因数の和:15460

約数の個数: 72

約数和(自身を含む): 421832376

約数和(自身を除く): 261391576

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 10400, 15427, 30854, 61708, 77135, 123416, 154270, 200551, 246832, 308540, 385675, 401102, 493664, 617080, 771350, 802204, 1002755, 1234160, 1542700, 1604408, 2005510, 2468320, 3085400, 3208816, 4011020, 5013775, 6170800, 6417632, 8022040, 10027550, 12341600, 16044080, 20055100, 32088160, 40110200, 80220400, 160440800]

約数ペア:

[(1, 160440800), (2, 80220400), (4, 40110200), (5, 32088160), (8, 20055100), (10, 16044080), (13, 12341600), (16, 10027550), (20, 8022040), (25, 6417632), (26, 6170800), (32, 5013775), (40, 4011020), (50, 3208816), (52, 3085400), (65, 2468320), (80, 2005510), (100, 1604408), (104, 1542700), (130, 1234160), (160, 1002755), (200, 802204), (208, 771350), (260, 617080), (325, 493664), (400, 401102), (416, 385675), (520, 308540), (650, 246832), (800, 200551), (1040, 154270), (1300, 123416), (2080, 77135), (2600, 61708), (5200, 30854), (10400, 15427)]