68177680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{743}}^1$

素因数の和:824

約数の個数: 80

約数和(自身を含む): 168274944

約数和(自身を除く): 100097264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 370, 496, 592, 620, 740, 743, 1147, 1240, 1480, 1486, 2294, 2480, 2960, 2972, 3715, 4588, 5735, 5944, 7430, 9176, 11470, 11888, 14860, 18352, 22940, 23033, 27491, 29720, 45880, 46066, 54982, 59440, 91760, 92132, 109964, 115165, 137455, 184264, 219928, 230330, 274910, 368528, 439856, 460660, 549820, 852221, 921320, 1099640, 1704442, 1842640, 2199280, 3408884, 4261105, 6817768, 8522210, 13635536, 17044420, 34088840, 68177680]

約数ペア:

[(1, 68177680), (2, 34088840), (4, 17044420), (5, 13635536), (8, 8522210), (10, 6817768), (16, 4261105), (20, 3408884), (31, 2199280), (37, 1842640), (40, 1704442), (62, 1099640), (74, 921320), (80, 852221), (124, 549820), (148, 460660), (155, 439856), (185, 368528), (248, 274910), (296, 230330), (310, 219928), (370, 184264), (496, 137455), (592, 115165), (620, 109964), (740, 92132), (743, 91760), (1147, 59440), (1240, 54982), (1480, 46066), (1486, 45880), (2294, 29720), (2480, 27491), (2960, 23033), (2972, 22940), (3715, 18352), (4588, 14860), (5735, 11888), (5944, 11470), (7430, 9176)]