25976085

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 47443968

約数和(自身を除く): 21467883

約数列:

[1, 3, 5, 15, 17, 23, 43, 51, 69, 85, 103, 115, 129, 215, 255, 309, 345, 391, 515, 645, 731, 989, 1173, 1545, 1751, 1955, 2193, 2369, 2967, 3655, 4429, 4945, 5253, 5865, 7107, 8755, 10965, 11845, 13287, 14835, 16813, 22145, 26265, 35535, 40273, 50439, 66435, 75293, 84065, 101867, 120819, 201365, 225879, 252195, 305601, 376465, 509335, 604095, 1129395, 1528005, 1731739, 5195217, 8658695, 25976085]

約数ペア:

[(1, 25976085), (3, 8658695), (5, 5195217), (15, 1731739), (17, 1528005), (23, 1129395), (43, 604095), (51, 509335), (69, 376465), (85, 305601), (103, 252195), (115, 225879), (129, 201365), (215, 120819), (255, 101867), (309, 84065), (345, 75293), (391, 66435), (515, 50439), (645, 40273), (731, 35535), (989, 26265), (1173, 22145), (1545, 16813), (1751, 14835), (1955, 13287), (2193, 11845), (2369, 10965), (2967, 8755), (3655, 7107), (4429, 5865), (4945, 5253)]