852500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:66

約数の個数: 60

約数和(自身を含む): 2099328

約数和(自身を除く): 1246828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 62, 100, 110, 124, 125, 155, 220, 250, 275, 310, 341, 500, 550, 620, 625, 682, 775, 1100, 1250, 1364, 1375, 1550, 1705, 2500, 2750, 3100, 3410, 3875, 5500, 6820, 6875, 7750, 8525, 13750, 15500, 17050, 19375, 27500, 34100, 38750, 42625, 77500, 85250, 170500, 213125, 426250, 852500]

約数ペア:

[(1, 852500), (2, 426250), (4, 213125), (5, 170500), (10, 85250), (11, 77500), (20, 42625), (22, 38750), (25, 34100), (31, 27500), (44, 19375), (50, 17050), (55, 15500), (62, 13750), (100, 8525), (110, 7750), (124, 6875), (125, 6820), (155, 5500), (220, 3875), (250, 3410), (275, 3100), (310, 2750), (341, 2500), (500, 1705), (550, 1550), (620, 1375), (625, 1364), (682, 1250), (775, 1100)]