87803888

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{89963}}^1$

素因数の和:90032

約数の個数: 20

約数和(自身を含む): 172910808

約数和(自身を除く): 85106920

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 89963, 179926, 359852, 719704, 1439408, 5487743, 10975486, 21950972, 43901944, 87803888]

約数ペア:

[(1, 87803888), (2, 43901944), (4, 21950972), (8, 10975486), (16, 5487743), (61, 1439408), (122, 719704), (244, 359852), (488, 179926), (976, 89963)]