31392500

素因数分解:

$2^2\times 5^4\times {\mathrm{29}}^1\times {\mathrm{433}}^1$

素因数の和:486

約数の個数: 60

約数和(自身を含む): 71180340

約数和(自身を除く): 39787840

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 145, 250, 290, 433, 500, 580, 625, 725, 866, 1250, 1450, 1732, 2165, 2500, 2900, 3625, 4330, 7250, 8660, 10825, 12557, 14500, 18125, 21650, 25114, 36250, 43300, 50228, 54125, 62785, 72500, 108250, 125570, 216500, 251140, 270625, 313925, 541250, 627850, 1082500, 1255700, 1569625, 3139250, 6278500, 7848125, 15696250, 31392500]

約数ペア:

[(1, 31392500), (2, 15696250), (4, 7848125), (5, 6278500), (10, 3139250), (20, 1569625), (25, 1255700), (29, 1082500), (50, 627850), (58, 541250), (100, 313925), (116, 270625), (125, 251140), (145, 216500), (250, 125570), (290, 108250), (433, 72500), (500, 62785), (580, 54125), (625, 50228), (725, 43300), (866, 36250), (1250, 25114), (1450, 21650), (1732, 18125), (2165, 14500), (2500, 12557), (2900, 10825), (3625, 8660), (4330, 7250)]