76091980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 171161424

約数和(自身を除く): 95069444

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 107, 124, 148, 155, 185, 214, 310, 370, 428, 535, 620, 740, 961, 1070, 1147, 1922, 2140, 2294, 3317, 3844, 3959, 4588, 4805, 5735, 6634, 7918, 9610, 11470, 13268, 15836, 16585, 19220, 19795, 22940, 33170, 35557, 39590, 66340, 71114, 79180, 102827, 122729, 142228, 177785, 205654, 245458, 355570, 411308, 490916, 514135, 613645, 711140, 1028270, 1227290, 2056540, 2454580, 3804599, 7609198, 15218396, 19022995, 38045990, 76091980]

約数ペア:

[(1, 76091980), (2, 38045990), (4, 19022995), (5, 15218396), (10, 7609198), (20, 3804599), (31, 2454580), (37, 2056540), (62, 1227290), (74, 1028270), (107, 711140), (124, 613645), (148, 514135), (155, 490916), (185, 411308), (214, 355570), (310, 245458), (370, 205654), (428, 177785), (535, 142228), (620, 122729), (740, 102827), (961, 79180), (1070, 71114), (1147, 66340), (1922, 39590), (2140, 35557), (2294, 33170), (3317, 22940), (3844, 19795), (3959, 19220), (4588, 16585), (4805, 15836), (5735, 13268), (6634, 11470), (7918, 9610)]