31630880

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:462

約数の個数: 96

約数和(自身を含む): 82056240

約数和(自身を除く): 50425360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 40, 58, 68, 80, 85, 116, 136, 145, 160, 170, 232, 272, 290, 340, 401, 464, 493, 544, 580, 680, 802, 928, 986, 1160, 1360, 1604, 1972, 2005, 2320, 2465, 2720, 3208, 3944, 4010, 4640, 4930, 6416, 6817, 7888, 8020, 9860, 11629, 12832, 13634, 15776, 16040, 19720, 23258, 27268, 32080, 34085, 39440, 46516, 54536, 58145, 64160, 68170, 78880, 93032, 109072, 116290, 136340, 186064, 197693, 218144, 232580, 272680, 372128, 395386, 465160, 545360, 790772, 930320, 988465, 1090720, 1581544, 1860640, 1976930, 3163088, 3953860, 6326176, 7907720, 15815440, 31630880]

約数ペア:

[(1, 31630880), (2, 15815440), (4, 7907720), (5, 6326176), (8, 3953860), (10, 3163088), (16, 1976930), (17, 1860640), (20, 1581544), (29, 1090720), (32, 988465), (34, 930320), (40, 790772), (58, 545360), (68, 465160), (80, 395386), (85, 372128), (116, 272680), (136, 232580), (145, 218144), (160, 197693), (170, 186064), (232, 136340), (272, 116290), (290, 109072), (340, 93032), (401, 78880), (464, 68170), (493, 64160), (544, 58145), (580, 54536), (680, 46516), (802, 39440), (928, 34085), (986, 32080), (1160, 27268), (1360, 23258), (1604, 19720), (1972, 16040), (2005, 15776), (2320, 13634), (2465, 12832), (2720, 11629), (3208, 9860), (3944, 8020), (4010, 7888), (4640, 6817), (4930, 6416)]