71871888

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4391}}^1$

素因数の和:4444

約数の個数: 80

約数和(自身を含む): 209129472

約数和(自身を除く): 137257584

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 33, 44, 48, 62, 66, 88, 93, 124, 132, 176, 186, 248, 264, 341, 372, 496, 528, 682, 744, 1023, 1364, 1488, 2046, 2728, 4092, 4391, 5456, 8184, 8782, 13173, 16368, 17564, 26346, 35128, 48301, 52692, 70256, 96602, 105384, 136121, 144903, 193204, 210768, 272242, 289806, 386408, 408363, 544484, 579612, 772816, 816726, 1088968, 1159224, 1497331, 1633452, 2177936, 2318448, 2994662, 3266904, 4491993, 5989324, 6533808, 8983986, 11978648, 17967972, 23957296, 35935944, 71871888]

約数ペア:

[(1, 71871888), (2, 35935944), (3, 23957296), (4, 17967972), (6, 11978648), (8, 8983986), (11, 6533808), (12, 5989324), (16, 4491993), (22, 3266904), (24, 2994662), (31, 2318448), (33, 2177936), (44, 1633452), (48, 1497331), (62, 1159224), (66, 1088968), (88, 816726), (93, 772816), (124, 579612), (132, 544484), (176, 408363), (186, 386408), (248, 289806), (264, 272242), (341, 210768), (372, 193204), (496, 144903), (528, 136121), (682, 105384), (744, 96602), (1023, 70256), (1364, 52692), (1488, 48301), (2046, 35128), (2728, 26346), (4092, 17564), (4391, 16368), (5456, 13173), (8184, 8782)]