125395000

素因数分解:

$2^3\times 5^4\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:866

約数の個数: 80

約数和(自身を含む): 303652800

約数和(自身を除く): 178257800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 155, 200, 248, 250, 310, 500, 620, 625, 775, 809, 1000, 1240, 1250, 1550, 1618, 2500, 3100, 3236, 3875, 4045, 5000, 6200, 6472, 7750, 8090, 15500, 16180, 19375, 20225, 25079, 31000, 32360, 38750, 40450, 50158, 77500, 80900, 100316, 101125, 125395, 155000, 161800, 200632, 202250, 250790, 404500, 501580, 505625, 626975, 809000, 1003160, 1011250, 1253950, 2022500, 2507900, 3134875, 4045000, 5015800, 6269750, 12539500, 15674375, 25079000, 31348750, 62697500, 125395000]

約数ペア:

[(1, 125395000), (2, 62697500), (4, 31348750), (5, 25079000), (8, 15674375), (10, 12539500), (20, 6269750), (25, 5015800), (31, 4045000), (40, 3134875), (50, 2507900), (62, 2022500), (100, 1253950), (124, 1011250), (125, 1003160), (155, 809000), (200, 626975), (248, 505625), (250, 501580), (310, 404500), (500, 250790), (620, 202250), (625, 200632), (775, 161800), (809, 155000), (1000, 125395), (1240, 101125), (1250, 100316), (1550, 80900), (1618, 77500), (2500, 50158), (3100, 40450), (3236, 38750), (3875, 32360), (4045, 31000), (5000, 25079), (6200, 20225), (6472, 19375), (7750, 16180), (8090, 15500)]