2557500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:69

約数の個数: 120

約数和(自身を含む): 8397312

約数和(自身を除く): 5839812

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 31, 33, 44, 50, 55, 60, 62, 66, 75, 93, 100, 110, 124, 125, 132, 150, 155, 165, 186, 220, 250, 275, 300, 310, 330, 341, 372, 375, 465, 500, 550, 620, 625, 660, 682, 750, 775, 825, 930, 1023, 1100, 1250, 1364, 1375, 1500, 1550, 1650, 1705, 1860, 1875, 2046, 2325, 2500, 2750, 3100, 3300, 3410, 3750, 3875, 4092, 4125, 4650, 5115, 5500, 6820, 6875, 7500, 7750, 8250, 8525, 9300, 10230, 11625, 13750, 15500, 16500, 17050, 19375, 20460, 20625, 23250, 25575, 27500, 34100, 38750, 41250, 42625, 46500, 51150, 58125, 77500, 82500, 85250, 102300, 116250, 127875, 170500, 213125, 232500, 255750, 426250, 511500, 639375, 852500, 1278750, 2557500]

約数ペア:

[(1, 2557500), (2, 1278750), (3, 852500), (4, 639375), (5, 511500), (6, 426250), (10, 255750), (11, 232500), (12, 213125), (15, 170500), (20, 127875), (22, 116250), (25, 102300), (30, 85250), (31, 82500), (33, 77500), (44, 58125), (50, 51150), (55, 46500), (60, 42625), (62, 41250), (66, 38750), (75, 34100), (93, 27500), (100, 25575), (110, 23250), (124, 20625), (125, 20460), (132, 19375), (150, 17050), (155, 16500), (165, 15500), (186, 13750), (220, 11625), (250, 10230), (275, 9300), (300, 8525), (310, 8250), (330, 7750), (341, 7500), (372, 6875), (375, 6820), (465, 5500), (500, 5115), (550, 4650), (620, 4125), (625, 4092), (660, 3875), (682, 3750), (750, 3410), (775, 3300), (825, 3100), (930, 2750), (1023, 2500), (1100, 2325), (1250, 2046), (1364, 1875), (1375, 1860), (1500, 1705), (1550, 1650)]