90400650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{19441}}^1$

素因数の和:19487

約数の個数: 48

約数和(自身を含む): 231437568

約数和(自身を除く): 141036918

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 150, 155, 186, 310, 465, 775, 930, 1550, 2325, 4650, 19441, 38882, 58323, 97205, 116646, 194410, 291615, 486025, 583230, 602671, 972050, 1205342, 1458075, 1808013, 2916150, 3013355, 3616026, 6026710, 9040065, 15066775, 18080130, 30133550, 45200325, 90400650]

約数ペア:

[(1, 90400650), (2, 45200325), (3, 30133550), (5, 18080130), (6, 15066775), (10, 9040065), (15, 6026710), (25, 3616026), (30, 3013355), (31, 2916150), (50, 1808013), (62, 1458075), (75, 1205342), (93, 972050), (150, 602671), (155, 583230), (186, 486025), (310, 291615), (465, 194410), (775, 116646), (930, 97205), (1550, 58323), (2325, 38882), (4650, 19441)]