29178890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{577}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 56805840

約数和(自身を除く): 27626950

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 389, 577, 778, 1154, 1945, 2885, 3890, 5057, 5770, 7501, 10114, 15002, 25285, 37505, 50570, 75010, 224453, 448906, 1122265, 2244530, 2917889, 5835778, 14589445, 29178890]

約数ペア:

[(1, 29178890), (2, 14589445), (5, 5835778), (10, 2917889), (13, 2244530), (26, 1122265), (65, 448906), (130, 224453), (389, 75010), (577, 50570), (778, 37505), (1154, 25285), (1945, 15002), (2885, 10114), (3890, 7501), (5057, 5770)]