56548840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{41}}^2$

素因数の和:151

約数の個数: 72

約数和(自身を含む): 135065970

約数和(自身を除く): 78517130

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 41, 58, 82, 116, 145, 164, 205, 232, 290, 328, 410, 580, 820, 841, 1160, 1189, 1640, 1681, 1682, 2378, 3362, 3364, 4205, 4756, 5945, 6724, 6728, 8405, 8410, 9512, 11890, 13448, 16810, 16820, 23780, 33620, 33640, 34481, 47560, 48749, 67240, 68962, 97498, 137924, 172405, 194996, 243745, 275848, 344810, 389992, 487490, 689620, 974980, 1379240, 1413721, 1949960, 2827442, 5654884, 7068605, 11309768, 14137210, 28274420, 56548840]

約数ペア:

[(1, 56548840), (2, 28274420), (4, 14137210), (5, 11309768), (8, 7068605), (10, 5654884), (20, 2827442), (29, 1949960), (40, 1413721), (41, 1379240), (58, 974980), (82, 689620), (116, 487490), (145, 389992), (164, 344810), (205, 275848), (232, 243745), (290, 194996), (328, 172405), (410, 137924), (580, 97498), (820, 68962), (841, 67240), (1160, 48749), (1189, 47560), (1640, 34481), (1681, 33640), (1682, 33620), (2378, 23780), (3362, 16820), (3364, 16810), (4205, 13448), (4756, 11890), (5945, 9512), (6724, 8410), (6728, 8405)]