2012018450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1223}}^1\times {\mathrm{2531}}^1$

素因数の和:3779

約数の個数: 48

約数和(自身を含む): 4035116736

約数和(自身を除く): 2023098286

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 1223, 2446, 2531, 5062, 6115, 12230, 12655, 15899, 25310, 30575, 31798, 32903, 61150, 63275, 65806, 79495, 126550, 158990, 164515, 329030, 397475, 794950, 822575, 1645150, 3095413, 6190826, 15477065, 30954130, 40240369, 77385325, 80480738, 154770650, 201201845, 402403690, 1006009225, 2012018450]

約数ペア:

[(1, 2012018450), (2, 1006009225), (5, 402403690), (10, 201201845), (13, 154770650), (25, 80480738), (26, 77385325), (50, 40240369), (65, 30954130), (130, 15477065), (325, 6190826), (650, 3095413), (1223, 1645150), (2446, 822575), (2531, 794950), (5062, 397475), (6115, 329030), (12230, 164515), (12655, 158990), (15899, 126550), (25310, 79495), (30575, 65806), (31798, 63275), (32903, 61150)]