40164064

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:188

約数の個数: 72

約数和(自身を含む): 86802408

約数和(自身を除く): 46638344

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 68, 86, 101, 136, 172, 202, 272, 289, 344, 404, 544, 578, 688, 731, 808, 1156, 1376, 1462, 1616, 1717, 2312, 2924, 3232, 3434, 4343, 4624, 5848, 6868, 8686, 9248, 11696, 12427, 13736, 17372, 23392, 24854, 27472, 29189, 34744, 49708, 54944, 58378, 69488, 73831, 99416, 116756, 138976, 147662, 198832, 233512, 295324, 397664, 467024, 590648, 934048, 1181296, 1255127, 2362592, 2510254, 5020508, 10041016, 20082032, 40164064]

約数ペア:

[(1, 40164064), (2, 20082032), (4, 10041016), (8, 5020508), (16, 2510254), (17, 2362592), (32, 1255127), (34, 1181296), (43, 934048), (68, 590648), (86, 467024), (101, 397664), (136, 295324), (172, 233512), (202, 198832), (272, 147662), (289, 138976), (344, 116756), (404, 99416), (544, 73831), (578, 69488), (688, 58378), (731, 54944), (808, 49708), (1156, 34744), (1376, 29189), (1462, 27472), (1616, 24854), (1717, 23392), (2312, 17372), (2924, 13736), (3232, 12427), (3434, 11696), (4343, 9248), (4624, 8686), (5848, 6868)]