28495500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{11}}^2\times {\mathrm{157}}^1$

素因数の和:201

約数の個数: 144

約数和(自身を含む): 91789152

約数和(自身を除く): 63293652

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 121, 125, 132, 150, 157, 165, 220, 242, 250, 275, 300, 314, 330, 363, 375, 471, 484, 500, 550, 605, 628, 660, 726, 750, 785, 825, 942, 1100, 1210, 1375, 1452, 1500, 1570, 1650, 1727, 1815, 1884, 2355, 2420, 2750, 3025, 3140, 3300, 3454, 3630, 3925, 4125, 4710, 5181, 5500, 6050, 6908, 7260, 7850, 8250, 8635, 9075, 9420, 10362, 11775, 12100, 15125, 15700, 16500, 17270, 18150, 18997, 19625, 20724, 23550, 25905, 30250, 34540, 36300, 37994, 39250, 43175, 45375, 47100, 51810, 56991, 58875, 60500, 75988, 78500, 86350, 90750, 94985, 103620, 113982, 117750, 129525, 172700, 181500, 189970, 215875, 227964, 235500, 259050, 284955, 379940, 431750, 474925, 518100, 569910, 647625, 863500, 949850, 1139820, 1295250, 1424775, 1899700, 2374625, 2590500, 2849550, 4749250, 5699100, 7123875, 9498500, 14247750, 28495500]

約数ペア:

[(1, 28495500), (2, 14247750), (3, 9498500), (4, 7123875), (5, 5699100), (6, 4749250), (10, 2849550), (11, 2590500), (12, 2374625), (15, 1899700), (20, 1424775), (22, 1295250), (25, 1139820), (30, 949850), (33, 863500), (44, 647625), (50, 569910), (55, 518100), (60, 474925), (66, 431750), (75, 379940), (100, 284955), (110, 259050), (121, 235500), (125, 227964), (132, 215875), (150, 189970), (157, 181500), (165, 172700), (220, 129525), (242, 117750), (250, 113982), (275, 103620), (300, 94985), (314, 90750), (330, 86350), (363, 78500), (375, 75988), (471, 60500), (484, 58875), (500, 56991), (550, 51810), (605, 47100), (628, 45375), (660, 43175), (726, 39250), (750, 37994), (785, 36300), (825, 34540), (942, 30250), (1100, 25905), (1210, 23550), (1375, 20724), (1452, 19625), (1500, 18997), (1570, 18150), (1650, 17270), (1727, 16500), (1815, 15700), (1884, 15125), (2355, 12100), (2420, 11775), (2750, 10362), (3025, 9420), (3140, 9075), (3300, 8635), (3454, 8250), (3630, 7850), (3925, 7260), (4125, 6908), (4710, 6050), (5181, 5500)]