71719984

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{33703}}^1$

素因数の和:33737

約数の個数: 40

約数和(自身を含む): 167171840

約数和(自身を除く): 95451856

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 33703, 67406, 134812, 235921, 269624, 471842, 539248, 640357, 943684, 1280714, 1887368, 2561428, 3774736, 4482499, 5122856, 8964998, 10245712, 17929996, 35859992, 71719984]

約数ペア:

[(1, 71719984), (2, 35859992), (4, 17929996), (7, 10245712), (8, 8964998), (14, 5122856), (16, 4482499), (19, 3774736), (28, 2561428), (38, 1887368), (56, 1280714), (76, 943684), (112, 640357), (133, 539248), (152, 471842), (266, 269624), (304, 235921), (532, 134812), (1064, 67406), (2128, 33703)]