108777380

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 232377600

約数和(自身を除く): 123600220

約数列:

[1, 2, 4, 5, 10, 20, 151, 181, 199, 302, 362, 398, 604, 724, 755, 796, 905, 995, 1510, 1810, 1990, 3020, 3620, 3980, 27331, 30049, 36019, 54662, 60098, 72038, 109324, 120196, 136655, 144076, 150245, 180095, 273310, 300490, 360190, 546620, 600980, 720380, 5438869, 10877738, 21755476, 27194345, 54388690, 108777380]

約数ペア:

[(1, 108777380), (2, 54388690), (4, 27194345), (5, 21755476), (10, 10877738), (20, 5438869), (151, 720380), (181, 600980), (199, 546620), (302, 360190), (362, 300490), (398, 273310), (604, 180095), (724, 150245), (755, 144076), (796, 136655), (905, 120196), (995, 109324), (1510, 72038), (1810, 60098), (1990, 54662), (3020, 36019), (3620, 30049), (3980, 27331)]