87870056

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{739}}^1$

素因数の和:1001

約数の個数: 32

約数和(自身を含む): 167832000

約数和(自身を除く): 79961944

約数列:

[1, 2, 4, 8, 89, 167, 178, 334, 356, 668, 712, 739, 1336, 1478, 2956, 5912, 14863, 29726, 59452, 65771, 118904, 123413, 131542, 246826, 263084, 493652, 526168, 987304, 10983757, 21967514, 43935028, 87870056]

約数ペア:

[(1, 87870056), (2, 43935028), (4, 21967514), (8, 10983757), (89, 987304), (167, 526168), (178, 493652), (334, 263084), (356, 246826), (668, 131542), (712, 123413), (739, 118904), (1336, 65771), (1478, 59452), (2956, 29726), (5912, 14863)]