25457650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:319

約数の個数: 48

約数和(自身を含む): 49762440

約数和(自身を除く): 24304790

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 97, 145, 181, 194, 290, 362, 485, 725, 905, 970, 1450, 1810, 2425, 2813, 4525, 4850, 5249, 5626, 9050, 10498, 14065, 17557, 26245, 28130, 35114, 52490, 70325, 87785, 131225, 140650, 175570, 262450, 438925, 509153, 877850, 1018306, 2545765, 5091530, 12728825, 25457650]

約数ペア:

[(1, 25457650), (2, 12728825), (5, 5091530), (10, 2545765), (25, 1018306), (29, 877850), (50, 509153), (58, 438925), (97, 262450), (145, 175570), (181, 140650), (194, 131225), (290, 87785), (362, 70325), (485, 52490), (725, 35114), (905, 28130), (970, 26245), (1450, 17557), (1810, 14065), (2425, 10498), (2813, 9050), (4525, 5626), (4850, 5249)]