13298480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{673}}^1$

素因数の和:718

約数の個数: 80

約数和(自身を含む): 35101920

約数和(自身を除く): 21803440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 673, 760, 988, 1040, 1235, 1346, 1520, 1976, 2470, 2692, 3365, 3952, 4940, 5384, 6730, 8749, 9880, 10768, 12787, 13460, 17498, 19760, 25574, 26920, 34996, 43745, 51148, 53840, 63935, 69992, 87490, 102296, 127870, 139984, 166231, 174980, 204592, 255740, 332462, 349960, 511480, 664924, 699920, 831155, 1022960, 1329848, 1662310, 2659696, 3324620, 6649240, 13298480]

約数ペア:

[(1, 13298480), (2, 6649240), (4, 3324620), (5, 2659696), (8, 1662310), (10, 1329848), (13, 1022960), (16, 831155), (19, 699920), (20, 664924), (26, 511480), (38, 349960), (40, 332462), (52, 255740), (65, 204592), (76, 174980), (80, 166231), (95, 139984), (104, 127870), (130, 102296), (152, 87490), (190, 69992), (208, 63935), (247, 53840), (260, 51148), (304, 43745), (380, 34996), (494, 26920), (520, 25574), (673, 19760), (760, 17498), (988, 13460), (1040, 12787), (1235, 10768), (1346, 9880), (1520, 8749), (1976, 6730), (2470, 5384), (2692, 4940), (3365, 3952)]