77965940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2969}}^1$

素因数の和:3092

約数の個数: 48

約数和(自身を含む): 178128720

約数和(自身を除く): 100162780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 260, 404, 505, 1010, 1313, 2020, 2626, 2969, 5252, 5938, 6565, 11876, 13130, 14845, 26260, 29690, 38597, 59380, 77194, 154388, 192985, 299869, 385970, 599738, 771940, 1199476, 1499345, 2998690, 3898297, 5997380, 7796594, 15593188, 19491485, 38982970, 77965940]

約数ペア:

[(1, 77965940), (2, 38982970), (4, 19491485), (5, 15593188), (10, 7796594), (13, 5997380), (20, 3898297), (26, 2998690), (52, 1499345), (65, 1199476), (101, 771940), (130, 599738), (202, 385970), (260, 299869), (404, 192985), (505, 154388), (1010, 77194), (1313, 59380), (2020, 38597), (2626, 29690), (2969, 26260), (5252, 14845), (5938, 13130), (6565, 11876)]