75120440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2089}}^1$

素因数の和:2160

約数の個数: 64

約数和(自身を含む): 180576000

約数和(自身を除く): 105455560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 620, 899, 1160, 1240, 1798, 2089, 3596, 4178, 4495, 7192, 8356, 8990, 10445, 16712, 17980, 20890, 35960, 41780, 60581, 64759, 83560, 121162, 129518, 242324, 259036, 302905, 323795, 484648, 518072, 605810, 647590, 1211620, 1295180, 1878011, 2423240, 2590360, 3756022, 7512044, 9390055, 15024088, 18780110, 37560220, 75120440]

約数ペア:

[(1, 75120440), (2, 37560220), (4, 18780110), (5, 15024088), (8, 9390055), (10, 7512044), (20, 3756022), (29, 2590360), (31, 2423240), (40, 1878011), (58, 1295180), (62, 1211620), (116, 647590), (124, 605810), (145, 518072), (155, 484648), (232, 323795), (248, 302905), (290, 259036), (310, 242324), (580, 129518), (620, 121162), (899, 83560), (1160, 64759), (1240, 60581), (1798, 41780), (2089, 35960), (3596, 20890), (4178, 17980), (4495, 16712), (7192, 10445), (8356, 8990)]