31241730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80107}}^1$

素因数の和:80130

約数の個数: 32

約数和(自身を含む): 80748864

約数和(自身を除く): 49507134

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 80107, 160214, 240321, 400535, 480642, 801070, 1041391, 1201605, 2082782, 2403210, 3124173, 5206955, 6248346, 10413910, 15620865, 31241730]

約数ペア:

[(1, 31241730), (2, 15620865), (3, 10413910), (5, 6248346), (6, 5206955), (10, 3124173), (13, 2403210), (15, 2082782), (26, 1201605), (30, 1041391), (39, 801070), (65, 480642), (78, 400535), (130, 240321), (195, 160214), (390, 80107)]