263625700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1361}}^1$

素因数の和:1537

約数の個数: 72

約数和(自身を含む): 620663400

約数和(自身を除く): 357037700

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 149, 260, 298, 325, 596, 650, 745, 1300, 1361, 1490, 1937, 2722, 2980, 3725, 3874, 5444, 6805, 7450, 7748, 9685, 13610, 14900, 17693, 19370, 27220, 34025, 35386, 38740, 48425, 68050, 70772, 88465, 96850, 136100, 176930, 193700, 202789, 353860, 405578, 442325, 811156, 884650, 1013945, 1769300, 2027890, 2636257, 4055780, 5069725, 5272514, 10139450, 10545028, 13181285, 20278900, 26362570, 52725140, 65906425, 131812850, 263625700]

約数ペア:

[(1, 263625700), (2, 131812850), (4, 65906425), (5, 52725140), (10, 26362570), (13, 20278900), (20, 13181285), (25, 10545028), (26, 10139450), (50, 5272514), (52, 5069725), (65, 4055780), (100, 2636257), (130, 2027890), (149, 1769300), (260, 1013945), (298, 884650), (325, 811156), (596, 442325), (650, 405578), (745, 353860), (1300, 202789), (1361, 193700), (1490, 176930), (1937, 136100), (2722, 96850), (2980, 88465), (3725, 70772), (3874, 68050), (5444, 48425), (6805, 38740), (7450, 35386), (7748, 34025), (9685, 27220), (13610, 19370), (14900, 17693)]