25358220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8287}}^1$

素因数の和:8319

約数の個数: 72

約数和(自身を含む): 81454464

約数和(自身を除く): 56096244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 8287, 16574, 24861, 33148, 41435, 49722, 74583, 82870, 99444, 124305, 140879, 149166, 165740, 248610, 281758, 298332, 372915, 422637, 497220, 563516, 704395, 745830, 845274, 1267911, 1408790, 1491660, 1690548, 2113185, 2535822, 2817580, 4226370, 5071644, 6339555, 8452740, 12679110, 25358220]

約数ペア:

[(1, 25358220), (2, 12679110), (3, 8452740), (4, 6339555), (5, 5071644), (6, 4226370), (9, 2817580), (10, 2535822), (12, 2113185), (15, 1690548), (17, 1491660), (18, 1408790), (20, 1267911), (30, 845274), (34, 745830), (36, 704395), (45, 563516), (51, 497220), (60, 422637), (68, 372915), (85, 298332), (90, 281758), (102, 248610), (153, 165740), (170, 149166), (180, 140879), (204, 124305), (255, 99444), (306, 82870), (340, 74583), (510, 49722), (612, 41435), (765, 33148), (1020, 24861), (1530, 16574), (3060, 8287)]