331135480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{8969}}^1$

素因数の和:9064

約数の個数: 64

約数和(自身を含む): 813758400

約数和(自身を除く): 482622920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1846, 2840, 3692, 4615, 7384, 8969, 9230, 17938, 18460, 35876, 36920, 44845, 71752, 89690, 116597, 179380, 233194, 358760, 466388, 582985, 636799, 932776, 1165970, 1273598, 2331940, 2547196, 3183995, 4663880, 5094392, 6367990, 8278387, 12735980, 16556774, 25471960, 33113548, 41391935, 66227096, 82783870, 165567740, 331135480]

約数ペア:

[(1, 331135480), (2, 165567740), (4, 82783870), (5, 66227096), (8, 41391935), (10, 33113548), (13, 25471960), (20, 16556774), (26, 12735980), (40, 8278387), (52, 6367990), (65, 5094392), (71, 4663880), (104, 3183995), (130, 2547196), (142, 2331940), (260, 1273598), (284, 1165970), (355, 932776), (520, 636799), (568, 582985), (710, 466388), (923, 358760), (1420, 233194), (1846, 179380), (2840, 116597), (3692, 89690), (4615, 71752), (7384, 44845), (8969, 36920), (9230, 35876), (17938, 18460)]