71420032

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:525

約数の個数: 64

約数和(自身を含む): 150796800

約数和(自身を除く): 79376768

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 82, 124, 128, 164, 248, 328, 439, 496, 656, 878, 992, 1271, 1312, 1756, 1984, 2542, 2624, 3512, 3968, 5084, 5248, 7024, 10168, 13609, 14048, 17999, 20336, 27218, 28096, 35998, 40672, 54436, 56192, 71996, 81344, 108872, 143992, 162688, 217744, 287984, 435488, 557969, 575968, 870976, 1115938, 1151936, 1741952, 2231876, 2303872, 4463752, 8927504, 17855008, 35710016, 71420032]

約数ペア:

[(1, 71420032), (2, 35710016), (4, 17855008), (8, 8927504), (16, 4463752), (31, 2303872), (32, 2231876), (41, 1741952), (62, 1151936), (64, 1115938), (82, 870976), (124, 575968), (128, 557969), (164, 435488), (248, 287984), (328, 217744), (439, 162688), (496, 143992), (656, 108872), (878, 81344), (992, 71996), (1271, 56192), (1312, 54436), (1756, 40672), (1984, 35998), (2542, 28096), (2624, 27218), (3512, 20336), (3968, 17999), (5084, 14048), (5248, 13609), (7024, 10168)]