830486590

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1\times {\mathrm{971}}^1$

素因数の和:1129

約数の個数: 48

約数和(自身を含む): 1563617520

約数和(自身を除く): 733130930

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 890, 961, 971, 1922, 1942, 2759, 4805, 4855, 5518, 9610, 9710, 13795, 27590, 30101, 60202, 85529, 86419, 150505, 171058, 172838, 301010, 427645, 432095, 855290, 864190, 933131, 1866262, 2678989, 4665655, 5357978, 9331310, 13394945, 26789890, 83048659, 166097318, 415243295, 830486590]

約数ペア:

[(1, 830486590), (2, 415243295), (5, 166097318), (10, 83048659), (31, 26789890), (62, 13394945), (89, 9331310), (155, 5357978), (178, 4665655), (310, 2678989), (445, 1866262), (890, 933131), (961, 864190), (971, 855290), (1922, 432095), (1942, 427645), (2759, 301010), (4805, 172838), (4855, 171058), (5518, 150505), (9610, 86419), (9710, 85529), (13795, 60202), (27590, 30101)]