68126840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{54941}}^1$

素因数の和:54983

約数の個数: 32

約数和(自身を含む): 158232960

約数和(自身を除く): 90106120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 54941, 109882, 219764, 274705, 439528, 549410, 1098820, 1703171, 2197640, 3406342, 6812684, 8515855, 13625368, 17031710, 34063420, 68126840]

約数ペア:

[(1, 68126840), (2, 34063420), (4, 17031710), (5, 13625368), (8, 8515855), (10, 6812684), (20, 3406342), (31, 2197640), (40, 1703171), (62, 1098820), (124, 549410), (155, 439528), (248, 274705), (310, 219764), (620, 109882), (1240, 54941)]