71889464

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:732

約数の個数: 64

約数和(自身を含む): 153964800

約数和(自身を除く): 82075336

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 43, 68, 76, 86, 136, 152, 172, 323, 344, 646, 647, 731, 817, 1292, 1294, 1462, 1634, 2584, 2588, 2924, 3268, 5176, 5848, 6536, 10999, 12293, 13889, 21998, 24586, 27778, 27821, 43996, 49172, 55556, 55642, 87992, 98344, 111112, 111284, 208981, 222568, 417962, 472957, 528599, 835924, 945914, 1057198, 1671848, 1891828, 2114396, 3783656, 4228792, 8986183, 17972366, 35944732, 71889464]

約数ペア:

[(1, 71889464), (2, 35944732), (4, 17972366), (8, 8986183), (17, 4228792), (19, 3783656), (34, 2114396), (38, 1891828), (43, 1671848), (68, 1057198), (76, 945914), (86, 835924), (136, 528599), (152, 472957), (172, 417962), (323, 222568), (344, 208981), (646, 111284), (647, 111112), (731, 98344), (817, 87992), (1292, 55642), (1294, 55556), (1462, 49172), (1634, 43996), (2584, 27821), (2588, 27778), (2924, 24586), (3268, 21998), (5176, 13889), (5848, 12293), (6536, 10999)]