71459228

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 145170144

約数和(自身を除く): 73710916

約数列:

[1, 2, 4, 17, 19, 34, 38, 41, 68, 71, 76, 82, 142, 164, 284, 323, 361, 646, 697, 722, 779, 1207, 1292, 1349, 1394, 1444, 1558, 2414, 2698, 2788, 2911, 3116, 4828, 5396, 5822, 6137, 11644, 12274, 13243, 14801, 22933, 24548, 25631, 26486, 29602, 45866, 49487, 51262, 52972, 55309, 59204, 91732, 98974, 102524, 110618, 197948, 221236, 251617, 435727, 503234, 871454, 940253, 1006468, 1050871, 1742908, 1880506, 2101742, 3761012, 4203484, 17864807, 35729614, 71459228]

約数ペア:

[(1, 71459228), (2, 35729614), (4, 17864807), (17, 4203484), (19, 3761012), (34, 2101742), (38, 1880506), (41, 1742908), (68, 1050871), (71, 1006468), (76, 940253), (82, 871454), (142, 503234), (164, 435727), (284, 251617), (323, 221236), (361, 197948), (646, 110618), (697, 102524), (722, 98974), (779, 91732), (1207, 59204), (1292, 55309), (1349, 52972), (1394, 51262), (1444, 49487), (1558, 45866), (2414, 29602), (2698, 26486), (2788, 25631), (2911, 24548), (3116, 22933), (4828, 14801), (5396, 13243), (5822, 12274), (6137, 11644)]