71318150

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 137230800

約数和(自身を除く): 65912650

約数列:

[1, 2, 5, 10, 25, 50, 61, 67, 122, 134, 305, 335, 349, 610, 670, 698, 1525, 1675, 1745, 3050, 3350, 3490, 4087, 8174, 8725, 17450, 20435, 21289, 23383, 40870, 42578, 46766, 102175, 106445, 116915, 204350, 212890, 233830, 532225, 584575, 1064450, 1169150, 1426363, 2852726, 7131815, 14263630, 35659075, 71318150]

約数ペア:

[(1, 71318150), (2, 35659075), (5, 14263630), (10, 7131815), (25, 2852726), (50, 1426363), (61, 1169150), (67, 1064450), (122, 584575), (134, 532225), (305, 233830), (335, 212890), (349, 204350), (610, 116915), (670, 106445), (698, 102175), (1525, 46766), (1675, 42578), (1745, 40870), (3050, 23383), (3350, 21289), (3490, 20435), (4087, 17450), (8174, 8725)]