63737720

素因数分解:

$2^3\times 5^1\times {\mathrm{983}}^1\times {\mathrm{1621}}^1$

素因数の和:2615

約数の個数: 32

約数和(自身を含む): 143644320

約数和(自身を除く): 79906600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 983, 1621, 1966, 3242, 3932, 4915, 6484, 7864, 8105, 9830, 12968, 16210, 19660, 32420, 39320, 64840, 1593443, 3186886, 6373772, 7967215, 12747544, 15934430, 31868860, 63737720]

約数ペア:

[(1, 63737720), (2, 31868860), (4, 15934430), (5, 12747544), (8, 7967215), (10, 6373772), (20, 3186886), (40, 1593443), (983, 64840), (1621, 39320), (1966, 32420), (3242, 19660), (3932, 16210), (4915, 12968), (6484, 9830), (7864, 8105)]