82894720

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:456

約数の個数: 128

約数和(自身を含む): 221421600

約数和(自身を除く): 138526880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 128, 136, 152, 160, 170, 190, 272, 304, 320, 323, 340, 380, 401, 544, 608, 640, 646, 680, 760, 802, 1088, 1216, 1292, 1360, 1520, 1604, 1615, 2005, 2176, 2432, 2584, 2720, 3040, 3208, 3230, 4010, 5168, 5440, 6080, 6416, 6460, 6817, 7619, 8020, 10336, 10880, 12160, 12832, 12920, 13634, 15238, 16040, 20672, 25664, 25840, 27268, 30476, 32080, 34085, 38095, 41344, 51328, 51680, 54536, 60952, 64160, 68170, 76190, 103360, 109072, 121904, 128320, 129523, 136340, 152380, 206720, 218144, 243808, 256640, 259046, 272680, 304760, 436288, 487616, 518092, 545360, 609520, 647615, 872576, 975232, 1036184, 1090720, 1219040, 1295230, 2072368, 2181440, 2438080, 2590460, 4144736, 4362880, 4876160, 5180920, 8289472, 10361840, 16578944, 20723680, 41447360, 82894720]

約数ペア:

[(1, 82894720), (2, 41447360), (4, 20723680), (5, 16578944), (8, 10361840), (10, 8289472), (16, 5180920), (17, 4876160), (19, 4362880), (20, 4144736), (32, 2590460), (34, 2438080), (38, 2181440), (40, 2072368), (64, 1295230), (68, 1219040), (76, 1090720), (80, 1036184), (85, 975232), (95, 872576), (128, 647615), (136, 609520), (152, 545360), (160, 518092), (170, 487616), (190, 436288), (272, 304760), (304, 272680), (320, 259046), (323, 256640), (340, 243808), (380, 218144), (401, 206720), (544, 152380), (608, 136340), (640, 129523), (646, 128320), (680, 121904), (760, 109072), (802, 103360), (1088, 76190), (1216, 68170), (1292, 64160), (1360, 60952), (1520, 54536), (1604, 51680), (1615, 51328), (2005, 41344), (2176, 38095), (2432, 34085), (2584, 32080), (2720, 30476), (3040, 27268), (3208, 25840), (3230, 25664), (4010, 20672), (5168, 16040), (5440, 15238), (6080, 13634), (6416, 12920), (6460, 12832), (6817, 12160), (7619, 10880), (8020, 10336)]