135398650

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:607

約数の個数: 48

約数和(自身を含む): 259054848

約数和(自身を除く): 123656198

約数列:

[1, 2, 5, 10, 25, 50, 61, 103, 122, 206, 305, 431, 515, 610, 862, 1030, 1525, 2155, 2575, 3050, 4310, 5150, 6283, 10775, 12566, 21550, 26291, 31415, 44393, 52582, 62830, 88786, 131455, 157075, 221965, 262910, 314150, 443930, 657275, 1109825, 1314550, 2219650, 2707973, 5415946, 13539865, 27079730, 67699325, 135398650]

約数ペア:

[(1, 135398650), (2, 67699325), (5, 27079730), (10, 13539865), (25, 5415946), (50, 2707973), (61, 2219650), (103, 1314550), (122, 1109825), (206, 657275), (305, 443930), (431, 314150), (515, 262910), (610, 221965), (862, 157075), (1030, 131455), (1525, 88786), (2155, 62830), (2575, 52582), (3050, 44393), (4310, 31415), (5150, 26291), (6283, 21550), (10775, 12566)]