78973090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{38903}}^1$

素因数の和:38946

約数の個数: 32

約数和(自身を含む): 168065280

約数和(自身を除く): 89092190

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 38903, 77806, 194515, 272321, 389030, 544642, 1128187, 1361605, 2256374, 2723210, 5640935, 7897309, 11281870, 15794618, 39486545, 78973090]

約数ペア:

[(1, 78973090), (2, 39486545), (5, 15794618), (7, 11281870), (10, 7897309), (14, 5640935), (29, 2723210), (35, 2256374), (58, 1361605), (70, 1128187), (145, 544642), (203, 389030), (290, 272321), (406, 194515), (1015, 77806), (2030, 38903)]