161651800

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{593}}^1$

素因数の和:685

約数の個数: 96

約数和(自身を含む): 397742400

約数和(自身を除く): 236090600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 47, 50, 58, 94, 100, 116, 145, 188, 200, 232, 235, 290, 376, 470, 580, 593, 725, 940, 1160, 1175, 1186, 1363, 1450, 1880, 2350, 2372, 2726, 2900, 2965, 4700, 4744, 5452, 5800, 5930, 6815, 9400, 10904, 11860, 13630, 14825, 17197, 23720, 27260, 27871, 29650, 34075, 34394, 54520, 55742, 59300, 68150, 68788, 85985, 111484, 118600, 136300, 137576, 139355, 171970, 222968, 272600, 278710, 343940, 429925, 557420, 687880, 696775, 808259, 859850, 1114840, 1393550, 1616518, 1719700, 2787100, 3233036, 3439400, 4041295, 5574200, 6466072, 8082590, 16165180, 20206475, 32330360, 40412950, 80825900, 161651800]

約数ペア:

[(1, 161651800), (2, 80825900), (4, 40412950), (5, 32330360), (8, 20206475), (10, 16165180), (20, 8082590), (25, 6466072), (29, 5574200), (40, 4041295), (47, 3439400), (50, 3233036), (58, 2787100), (94, 1719700), (100, 1616518), (116, 1393550), (145, 1114840), (188, 859850), (200, 808259), (232, 696775), (235, 687880), (290, 557420), (376, 429925), (470, 343940), (580, 278710), (593, 272600), (725, 222968), (940, 171970), (1160, 139355), (1175, 137576), (1186, 136300), (1363, 118600), (1450, 111484), (1880, 85985), (2350, 68788), (2372, 68150), (2726, 59300), (2900, 55742), (2965, 54520), (4700, 34394), (4744, 34075), (5452, 29650), (5800, 27871), (5930, 27260), (6815, 23720), (9400, 17197), (10904, 14825), (11860, 13630)]