81571632

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:462

約数の個数: 80

約数和(自身を含む): 218006880

約数和(自身を除く): 136435248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 181, 229, 246, 328, 362, 458, 492, 543, 656, 687, 724, 916, 984, 1086, 1374, 1448, 1832, 1968, 2172, 2748, 2896, 3664, 4344, 5496, 7421, 8688, 9389, 10992, 14842, 18778, 22263, 28167, 29684, 37556, 41449, 44526, 56334, 59368, 75112, 82898, 89052, 112668, 118736, 124347, 150224, 165796, 178104, 225336, 248694, 331592, 356208, 450672, 497388, 663184, 994776, 1699409, 1989552, 3398818, 5098227, 6797636, 10196454, 13595272, 20392908, 27190544, 40785816, 81571632]

約数ペア:

[(1, 81571632), (2, 40785816), (3, 27190544), (4, 20392908), (6, 13595272), (8, 10196454), (12, 6797636), (16, 5098227), (24, 3398818), (41, 1989552), (48, 1699409), (82, 994776), (123, 663184), (164, 497388), (181, 450672), (229, 356208), (246, 331592), (328, 248694), (362, 225336), (458, 178104), (492, 165796), (543, 150224), (656, 124347), (687, 118736), (724, 112668), (916, 89052), (984, 82898), (1086, 75112), (1374, 59368), (1448, 56334), (1832, 44526), (1968, 41449), (2172, 37556), (2748, 29684), (2896, 28167), (3664, 22263), (4344, 18778), (5496, 14842), (7421, 10992), (8688, 9389)]