1669156725

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{397}}^1\times {\mathrm{919}}^1$

素因数の和:1390

約数の個数: 48

約数和(自身を含む): 2815038080

約数和(自身を除く): 1145881355

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 305, 397, 915, 919, 1191, 1525, 1985, 2757, 4575, 4595, 5955, 9925, 13785, 22975, 24217, 29775, 56059, 68925, 72651, 121085, 168177, 280295, 363255, 364843, 605425, 840885, 1094529, 1401475, 1816275, 1824215, 4204425, 5472645, 9121075, 22255423, 27363225, 66766269, 111277115, 333831345, 556385575, 1669156725]

約数ペア:

[(1, 1669156725), (3, 556385575), (5, 333831345), (15, 111277115), (25, 66766269), (61, 27363225), (75, 22255423), (183, 9121075), (305, 5472645), (397, 4204425), (915, 1824215), (919, 1816275), (1191, 1401475), (1525, 1094529), (1985, 840885), (2757, 605425), (4575, 364843), (4595, 363255), (5955, 280295), (9925, 168177), (13785, 121085), (22975, 72651), (24217, 68925), (29775, 56059)]