31641216

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:202

約数の個数: 128

約数和(自身を含む): 92093760

約数和(自身を除く): 60452544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 37, 48, 51, 64, 68, 74, 96, 102, 111, 128, 131, 136, 148, 192, 204, 222, 262, 272, 296, 384, 393, 408, 444, 524, 544, 592, 629, 786, 816, 888, 1048, 1088, 1184, 1258, 1572, 1632, 1776, 1887, 2096, 2176, 2227, 2368, 2516, 3144, 3264, 3552, 3774, 4192, 4454, 4736, 4847, 5032, 6288, 6528, 6681, 7104, 7548, 8384, 8908, 9694, 10064, 12576, 13362, 14208, 14541, 15096, 16768, 17816, 19388, 20128, 25152, 26724, 29082, 30192, 35632, 38776, 40256, 50304, 53448, 58164, 60384, 71264, 77552, 80512, 82399, 106896, 116328, 120768, 142528, 155104, 164798, 213792, 232656, 241536, 247197, 285056, 310208, 329596, 427584, 465312, 494394, 620416, 659192, 855168, 930624, 988788, 1318384, 1861248, 1977576, 2636768, 3955152, 5273536, 7910304, 10547072, 15820608, 31641216]

約数ペア:

[(1, 31641216), (2, 15820608), (3, 10547072), (4, 7910304), (6, 5273536), (8, 3955152), (12, 2636768), (16, 1977576), (17, 1861248), (24, 1318384), (32, 988788), (34, 930624), (37, 855168), (48, 659192), (51, 620416), (64, 494394), (68, 465312), (74, 427584), (96, 329596), (102, 310208), (111, 285056), (128, 247197), (131, 241536), (136, 232656), (148, 213792), (192, 164798), (204, 155104), (222, 142528), (262, 120768), (272, 116328), (296, 106896), (384, 82399), (393, 80512), (408, 77552), (444, 71264), (524, 60384), (544, 58164), (592, 53448), (629, 50304), (786, 40256), (816, 38776), (888, 35632), (1048, 30192), (1088, 29082), (1184, 26724), (1258, 25152), (1572, 20128), (1632, 19388), (1776, 17816), (1887, 16768), (2096, 15096), (2176, 14541), (2227, 14208), (2368, 13362), (2516, 12576), (3144, 10064), (3264, 9694), (3552, 8908), (3774, 8384), (4192, 7548), (4454, 7104), (4736, 6681), (4847, 6528), (5032, 6288)]