28475700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{8629}}^1$

素因数の和:8657

約数の個数: 72

約数和(自身を含む): 89890080

約数和(自身を除く): 61414380

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, 132, 150, 165, 220, 275, 300, 330, 550, 660, 825, 1100, 1650, 3300, 8629, 17258, 25887, 34516, 43145, 51774, 86290, 94919, 103548, 129435, 172580, 189838, 215725, 258870, 284757, 379676, 431450, 474595, 517740, 569514, 647175, 862900, 949190, 1139028, 1294350, 1423785, 1898380, 2372975, 2588700, 2847570, 4745950, 5695140, 7118925, 9491900, 14237850, 28475700]

約数ペア:

[(1, 28475700), (2, 14237850), (3, 9491900), (4, 7118925), (5, 5695140), (6, 4745950), (10, 2847570), (11, 2588700), (12, 2372975), (15, 1898380), (20, 1423785), (22, 1294350), (25, 1139028), (30, 949190), (33, 862900), (44, 647175), (50, 569514), (55, 517740), (60, 474595), (66, 431450), (75, 379676), (100, 284757), (110, 258870), (132, 215725), (150, 189838), (165, 172580), (220, 129435), (275, 103548), (300, 94919), (330, 86290), (550, 51774), (660, 43145), (825, 34516), (1100, 25887), (1650, 17258), (3300, 8629)]