42161440

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2609}}^1$

素因数の和:2725

約数の個数: 48

約数和(自身を含む): 100631160

約数和(自身を除く): 58469720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 2609, 3232, 4040, 5218, 8080, 10436, 13045, 16160, 20872, 26090, 41744, 52180, 83488, 104360, 208720, 263509, 417440, 527018, 1054036, 1317545, 2108072, 2635090, 4216144, 5270180, 8432288, 10540360, 21080720, 42161440]

約数ペア:

[(1, 42161440), (2, 21080720), (4, 10540360), (5, 8432288), (8, 5270180), (10, 4216144), (16, 2635090), (20, 2108072), (32, 1317545), (40, 1054036), (80, 527018), (101, 417440), (160, 263509), (202, 208720), (404, 104360), (505, 83488), (808, 52180), (1010, 41744), (1616, 26090), (2020, 20872), (2609, 16160), (3232, 13045), (4040, 10436), (5218, 8080)]