31242528

素因数分解:

$2^5\times 3^2\times {\mathrm{83}}^1\times {\mathrm{1307}}^1$

素因数の和:1406

約数の個数: 72

約数和(自身を含む): 89985168

約数和(自身を除く): 58742640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 83, 96, 144, 166, 249, 288, 332, 498, 664, 747, 996, 1307, 1328, 1494, 1992, 2614, 2656, 2988, 3921, 3984, 5228, 5976, 7842, 7968, 10456, 11763, 11952, 15684, 20912, 23526, 23904, 31368, 41824, 47052, 62736, 94104, 108481, 125472, 188208, 216962, 325443, 376416, 433924, 650886, 867848, 976329, 1301772, 1735696, 1952658, 2603544, 3471392, 3905316, 5207088, 7810632, 10414176, 15621264, 31242528]

約数ペア:

[(1, 31242528), (2, 15621264), (3, 10414176), (4, 7810632), (6, 5207088), (8, 3905316), (9, 3471392), (12, 2603544), (16, 1952658), (18, 1735696), (24, 1301772), (32, 976329), (36, 867848), (48, 650886), (72, 433924), (83, 376416), (96, 325443), (144, 216962), (166, 188208), (249, 125472), (288, 108481), (332, 94104), (498, 62736), (664, 47052), (747, 41824), (996, 31368), (1307, 23904), (1328, 23526), (1494, 20912), (1992, 15684), (2614, 11952), (2656, 11763), (2988, 10456), (3921, 7968), (3984, 7842), (5228, 5976)]