161362850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{4019}}^1$

素因数の和:4115

約数の個数: 48

約数和(自身を含む): 331987680

約数和(自身を除く): 170624830

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 73, 110, 146, 275, 365, 550, 730, 803, 1606, 1825, 3650, 4015, 4019, 8030, 8038, 20075, 20095, 40150, 40190, 44209, 88418, 100475, 200950, 221045, 293387, 442090, 586774, 1105225, 1466935, 2210450, 2933870, 3227257, 6454514, 7334675, 14669350, 16136285, 32272570, 80681425, 161362850]

約数ペア:

[(1, 161362850), (2, 80681425), (5, 32272570), (10, 16136285), (11, 14669350), (22, 7334675), (25, 6454514), (50, 3227257), (55, 2933870), (73, 2210450), (110, 1466935), (146, 1105225), (275, 586774), (365, 442090), (550, 293387), (730, 221045), (803, 200950), (1606, 100475), (1825, 88418), (3650, 44209), (4015, 40190), (4019, 40150), (8030, 20095), (8038, 20075)]