131129480

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{2161}}^1$

素因数の和:2250

約数の個数: 64

約数和(自身を含む): 310549680

約数和(自身を除く): 179420200

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 41, 74, 82, 148, 164, 185, 205, 296, 328, 370, 410, 740, 820, 1480, 1517, 1640, 2161, 3034, 4322, 6068, 7585, 8644, 10805, 12136, 15170, 17288, 21610, 30340, 43220, 60680, 79957, 86440, 88601, 159914, 177202, 319828, 354404, 399785, 443005, 639656, 708808, 799570, 886010, 1599140, 1772020, 3198280, 3278237, 3544040, 6556474, 13112948, 16391185, 26225896, 32782370, 65564740, 131129480]

約数ペア:

[(1, 131129480), (2, 65564740), (4, 32782370), (5, 26225896), (8, 16391185), (10, 13112948), (20, 6556474), (37, 3544040), (40, 3278237), (41, 3198280), (74, 1772020), (82, 1599140), (148, 886010), (164, 799570), (185, 708808), (205, 639656), (296, 443005), (328, 399785), (370, 354404), (410, 319828), (740, 177202), (820, 159914), (1480, 88601), (1517, 86440), (1640, 79957), (2161, 60680), (3034, 43220), (4322, 30340), (6068, 21610), (7585, 17288), (8644, 15170), (10805, 12136)]