131318250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{25013}}^1$

素因数の和:25040

約数の個数: 64

約数和(自身を含む): 374609664

約数和(自身を除く): 243291414

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 125, 150, 175, 210, 250, 350, 375, 525, 750, 875, 1050, 1750, 2625, 5250, 25013, 50026, 75039, 125065, 150078, 175091, 250130, 350182, 375195, 525273, 625325, 750390, 875455, 1050546, 1250650, 1750910, 1875975, 2626365, 3126625, 3751950, 4377275, 5252730, 6253250, 8754550, 9379875, 13131825, 18759750, 21886375, 26263650, 43772750, 65659125, 131318250]

約数ペア:

[(1, 131318250), (2, 65659125), (3, 43772750), (5, 26263650), (6, 21886375), (7, 18759750), (10, 13131825), (14, 9379875), (15, 8754550), (21, 6253250), (25, 5252730), (30, 4377275), (35, 3751950), (42, 3126625), (50, 2626365), (70, 1875975), (75, 1750910), (105, 1250650), (125, 1050546), (150, 875455), (175, 750390), (210, 625325), (250, 525273), (350, 375195), (375, 350182), (525, 250130), (750, 175091), (875, 150078), (1050, 125065), (1750, 75039), (2625, 50026), (5250, 25013)]