82463720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{911}}^1$

素因数の和:1026

約数の個数: 64

約数和(自身を含む): 194365440

約数和(自身を除く): 111901720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 73, 124, 146, 155, 248, 292, 310, 365, 584, 620, 730, 911, 1240, 1460, 1822, 2263, 2920, 3644, 4526, 4555, 7288, 9052, 9110, 11315, 18104, 18220, 22630, 28241, 36440, 45260, 56482, 66503, 90520, 112964, 133006, 141205, 225928, 266012, 282410, 332515, 532024, 564820, 665030, 1129640, 1330060, 2061593, 2660120, 4123186, 8246372, 10307965, 16492744, 20615930, 41231860, 82463720]

約数ペア:

[(1, 82463720), (2, 41231860), (4, 20615930), (5, 16492744), (8, 10307965), (10, 8246372), (20, 4123186), (31, 2660120), (40, 2061593), (62, 1330060), (73, 1129640), (124, 665030), (146, 564820), (155, 532024), (248, 332515), (292, 282410), (310, 266012), (365, 225928), (584, 141205), (620, 133006), (730, 112964), (911, 90520), (1240, 66503), (1460, 56482), (1822, 45260), (2263, 36440), (2920, 28241), (3644, 22630), (4526, 18220), (4555, 18104), (7288, 11315), (9052, 9110)]