404725904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:424

約数の個数: 80

約数和(自身を含む): 875527296

約数和(自身を除く): 470801392

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 97, 151, 157, 176, 194, 302, 314, 388, 604, 628, 776, 1067, 1208, 1256, 1552, 1661, 1727, 2134, 2416, 2512, 3322, 3454, 4268, 6644, 6908, 8536, 13288, 13816, 14647, 15229, 17072, 23707, 26576, 27632, 29294, 30458, 47414, 58588, 60916, 94828, 117176, 121832, 161117, 167519, 189656, 234352, 243664, 260777, 322234, 335038, 379312, 521554, 644468, 670076, 1043108, 1288936, 1340152, 2086216, 2299579, 2577872, 2680304, 4172432, 4599158, 9198316, 18396632, 25295369, 36793264, 50590738, 101181476, 202362952, 404725904]

約数ペア:

[(1, 404725904), (2, 202362952), (4, 101181476), (8, 50590738), (11, 36793264), (16, 25295369), (22, 18396632), (44, 9198316), (88, 4599158), (97, 4172432), (151, 2680304), (157, 2577872), (176, 2299579), (194, 2086216), (302, 1340152), (314, 1288936), (388, 1043108), (604, 670076), (628, 644468), (776, 521554), (1067, 379312), (1208, 335038), (1256, 322234), (1552, 260777), (1661, 243664), (1727, 234352), (2134, 189656), (2416, 167519), (2512, 161117), (3322, 121832), (3454, 117176), (4268, 94828), (6644, 60916), (6908, 58588), (8536, 47414), (13288, 30458), (13816, 29294), (14647, 27632), (15229, 26576), (17072, 23707)]