81513464

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{1277}}^1$

素因数の和:1463

約数の個数: 32

約数和(自身を含む): 156427200

約数和(自身を除く): 74913736

約数列:

[1, 2, 4, 8, 79, 101, 158, 202, 316, 404, 632, 808, 1277, 2554, 5108, 7979, 10216, 15958, 31916, 63832, 100883, 128977, 201766, 257954, 403532, 515908, 807064, 1031816, 10189183, 20378366, 40756732, 81513464]

約数ペア:

[(1, 81513464), (2, 40756732), (4, 20378366), (8, 10189183), (79, 1031816), (101, 807064), (158, 515908), (202, 403532), (316, 257954), (404, 201766), (632, 128977), (808, 100883), (1277, 63832), (2554, 31916), (5108, 15958), (7979, 10216)]