42997675

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 65620800

約数和(自身を除く): 22623125

約数列:

[1, 5, 7, 17, 25, 35, 85, 97, 119, 149, 175, 425, 485, 595, 679, 745, 1043, 1649, 2425, 2533, 2975, 3395, 3725, 5215, 8245, 11543, 12665, 14453, 16975, 17731, 26075, 41225, 57715, 63325, 72265, 88655, 101171, 245701, 288575, 361325, 443275, 505855, 1228505, 1719907, 2529275, 6142525, 8599535, 42997675]

約数ペア:

[(1, 42997675), (5, 8599535), (7, 6142525), (17, 2529275), (25, 1719907), (35, 1228505), (85, 505855), (97, 443275), (119, 361325), (149, 288575), (175, 245701), (425, 101171), (485, 88655), (595, 72265), (679, 63325), (745, 57715), (1043, 41225), (1649, 26075), (2425, 17731), (2533, 16975), (2975, 14453), (3395, 12665), (3725, 11543), (5215, 8245)]