89806880

素因数分解:

$2^5\times 5^1\times {\mathrm{571}}^1\times {\mathrm{983}}^1$

素因数の和:1569

約数の個数: 48

約数和(自身を含む): 212756544

約数和(自身を除く): 122949664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 571, 983, 1142, 1966, 2284, 2855, 3932, 4568, 4915, 5710, 7864, 9136, 9830, 11420, 15728, 18272, 19660, 22840, 31456, 39320, 45680, 78640, 91360, 157280, 561293, 1122586, 2245172, 2806465, 4490344, 5612930, 8980688, 11225860, 17961376, 22451720, 44903440, 89806880]

約数ペア:

[(1, 89806880), (2, 44903440), (4, 22451720), (5, 17961376), (8, 11225860), (10, 8980688), (16, 5612930), (20, 4490344), (32, 2806465), (40, 2245172), (80, 1122586), (160, 561293), (571, 157280), (983, 91360), (1142, 78640), (1966, 45680), (2284, 39320), (2855, 31456), (3932, 22840), (4568, 19660), (4915, 18272), (5710, 15728), (7864, 11420), (9136, 9830)]