28816768

素因数分解:

$2^7\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:108

約数の個数: 96

約数和(自身を含む): 65759400

約数和(自身を除く): 36942632

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 41, 64, 68, 76, 82, 128, 136, 152, 164, 272, 289, 304, 323, 328, 544, 578, 608, 646, 656, 697, 779, 1088, 1156, 1216, 1292, 1312, 1394, 1558, 2176, 2312, 2432, 2584, 2624, 2788, 3116, 4624, 5168, 5248, 5491, 5576, 6232, 9248, 10336, 10982, 11152, 11849, 12464, 13243, 18496, 20672, 21964, 22304, 23698, 24928, 26486, 36992, 41344, 43928, 44608, 47396, 49856, 52972, 87856, 89216, 94792, 99712, 105944, 175712, 189584, 211888, 225131, 351424, 379168, 423776, 450262, 702848, 758336, 847552, 900524, 1516672, 1695104, 1801048, 3602096, 7204192, 14408384, 28816768]

約数ペア:

[(1, 28816768), (2, 14408384), (4, 7204192), (8, 3602096), (16, 1801048), (17, 1695104), (19, 1516672), (32, 900524), (34, 847552), (38, 758336), (41, 702848), (64, 450262), (68, 423776), (76, 379168), (82, 351424), (128, 225131), (136, 211888), (152, 189584), (164, 175712), (272, 105944), (289, 99712), (304, 94792), (323, 89216), (328, 87856), (544, 52972), (578, 49856), (608, 47396), (646, 44608), (656, 43928), (697, 41344), (779, 36992), (1088, 26486), (1156, 24928), (1216, 23698), (1292, 22304), (1312, 21964), (1394, 20672), (1558, 18496), (2176, 13243), (2312, 12464), (2432, 11849), (2584, 11152), (2624, 10982), (2788, 10336), (3116, 9248), (4624, 6232), (5168, 5576), (5248, 5491)]