25444990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{853}}^1$

素因数の和:1036

約数の個数: 32

約数和(自身を含む): 48575520

約数和(自身を除く): 23130530

約数列:

[1, 2, 5, 10, 19, 38, 95, 157, 190, 314, 785, 853, 1570, 1706, 2983, 4265, 5966, 8530, 14915, 16207, 29830, 32414, 81035, 133921, 162070, 267842, 669605, 1339210, 2544499, 5088998, 12722495, 25444990]

約数ペア:

[(1, 25444990), (2, 12722495), (5, 5088998), (10, 2544499), (19, 1339210), (38, 669605), (95, 267842), (157, 162070), (190, 133921), (314, 81035), (785, 32414), (853, 29830), (1570, 16207), (1706, 14915), (2983, 8530), (4265, 5966)]