76415820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^2$

素因数の和:651

約数の個数: 72

約数和(自身を含む): 231161616

約数和(自身を除く): 154745796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 313, 390, 626, 780, 939, 1252, 1565, 1878, 3130, 3756, 4069, 4695, 6260, 8138, 9390, 12207, 16276, 18780, 20345, 24414, 40690, 48828, 61035, 81380, 97969, 122070, 195938, 244140, 293907, 391876, 489845, 587814, 979690, 1175628, 1273597, 1469535, 1959380, 2547194, 2939070, 3820791, 5094388, 5878140, 6367985, 7641582, 12735970, 15283164, 19103955, 25471940, 38207910, 76415820]

約数ペア:

[(1, 76415820), (2, 38207910), (3, 25471940), (4, 19103955), (5, 15283164), (6, 12735970), (10, 7641582), (12, 6367985), (13, 5878140), (15, 5094388), (20, 3820791), (26, 2939070), (30, 2547194), (39, 1959380), (52, 1469535), (60, 1273597), (65, 1175628), (78, 979690), (130, 587814), (156, 489845), (195, 391876), (260, 293907), (313, 244140), (390, 195938), (626, 122070), (780, 97969), (939, 81380), (1252, 61035), (1565, 48828), (1878, 40690), (3130, 24414), (3756, 20345), (4069, 18780), (4695, 16276), (6260, 12207), (8138, 9390)]