169875940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{6469}}^1$

素因数の和:6592

約数の個数: 48

約数和(自身を含む): 388044720

約数和(自身を除く): 218168780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 260, 404, 505, 1010, 1313, 2020, 2626, 5252, 6469, 6565, 12938, 13130, 25876, 26260, 32345, 64690, 84097, 129380, 168194, 336388, 420485, 653369, 840970, 1306738, 1681940, 2613476, 3266845, 6533690, 8493797, 13067380, 16987594, 33975188, 42468985, 84937970, 169875940]

約数ペア:

[(1, 169875940), (2, 84937970), (4, 42468985), (5, 33975188), (10, 16987594), (13, 13067380), (20, 8493797), (26, 6533690), (52, 3266845), (65, 2613476), (101, 1681940), (130, 1306738), (202, 840970), (260, 653369), (404, 420485), (505, 336388), (1010, 168194), (1313, 129380), (2020, 84097), (2626, 64690), (5252, 32345), (6469, 26260), (6565, 25876), (12938, 13130)]