540512500

素因数分解:

$2^2\times 5^5\times {\mathrm{11}}^1\times {\mathrm{3931}}^1$

素因数の和:3971

約数の個数: 72

約数和(自身を含む): 1290104928

約数和(自身を除く): 749592428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 625, 1100, 1250, 1375, 2500, 2750, 3125, 3931, 5500, 6250, 6875, 7862, 12500, 13750, 15724, 19655, 27500, 34375, 39310, 43241, 68750, 78620, 86482, 98275, 137500, 172964, 196550, 216205, 393100, 432410, 491375, 864820, 982750, 1081025, 1965500, 2162050, 2456875, 4324100, 4913750, 5405125, 9827500, 10810250, 12284375, 21620500, 24568750, 27025625, 49137500, 54051250, 108102500, 135128125, 270256250, 540512500]

約数ペア:

[(1, 540512500), (2, 270256250), (4, 135128125), (5, 108102500), (10, 54051250), (11, 49137500), (20, 27025625), (22, 24568750), (25, 21620500), (44, 12284375), (50, 10810250), (55, 9827500), (100, 5405125), (110, 4913750), (125, 4324100), (220, 2456875), (250, 2162050), (275, 1965500), (500, 1081025), (550, 982750), (625, 864820), (1100, 491375), (1250, 432410), (1375, 393100), (2500, 216205), (2750, 196550), (3125, 172964), (3931, 137500), (5500, 98275), (6250, 86482), (6875, 78620), (7862, 68750), (12500, 43241), (13750, 39310), (15724, 34375), (19655, 27500)]