45512500

素因数分解:

$2^2\times 5^5\times {\mathrm{11}}^1\times {\mathrm{331}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 108930528

約数和(自身を除く): 63418028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 331, 500, 550, 625, 662, 1100, 1250, 1324, 1375, 1655, 2500, 2750, 3125, 3310, 3641, 5500, 6250, 6620, 6875, 7282, 8275, 12500, 13750, 14564, 16550, 18205, 27500, 33100, 34375, 36410, 41375, 68750, 72820, 82750, 91025, 137500, 165500, 182050, 206875, 364100, 413750, 455125, 827500, 910250, 1034375, 1820500, 2068750, 2275625, 4137500, 4551250, 9102500, 11378125, 22756250, 45512500]

約数ペア:

[(1, 45512500), (2, 22756250), (4, 11378125), (5, 9102500), (10, 4551250), (11, 4137500), (20, 2275625), (22, 2068750), (25, 1820500), (44, 1034375), (50, 910250), (55, 827500), (100, 455125), (110, 413750), (125, 364100), (220, 206875), (250, 182050), (275, 165500), (331, 137500), (500, 91025), (550, 82750), (625, 72820), (662, 68750), (1100, 41375), (1250, 36410), (1324, 34375), (1375, 33100), (1655, 27500), (2500, 18205), (2750, 16550), (3125, 14564), (3310, 13750), (3641, 12500), (5500, 8275), (6250, 7282), (6620, 6875)]