8788890725

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 11327965440

約数和(自身を除く): 2539074715

約数列:

[1, 5, 25, 47, 109, 163, 235, 421, 545, 815, 1175, 2105, 2725, 4075, 5123, 7661, 10525, 17767, 19787, 25615, 38305, 45889, 68623, 88835, 98935, 128075, 191525, 229445, 343115, 444175, 494675, 835049, 1147225, 1715575, 2156783, 3225281, 4175245, 7479907, 10783915, 16126405, 20876225, 37399535, 53919575, 80632025, 186997675, 351555629, 1757778145, 8788890725]

約数ペア:

[(1, 8788890725), (5, 1757778145), (25, 351555629), (47, 186997675), (109, 80632025), (163, 53919575), (235, 37399535), (421, 20876225), (545, 16126405), (815, 10783915), (1175, 7479907), (2105, 4175245), (2725, 3225281), (4075, 2156783), (5123, 1715575), (7661, 1147225), (10525, 835049), (17767, 494675), (19787, 444175), (25615, 343115), (38305, 229445), (45889, 191525), (68623, 128075), (88835, 98935)]