80704160

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:406

約数の個数: 96

約数和(自身を含む): 201180672

約数和(自身を除く): 120476512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 53, 62, 80, 106, 124, 155, 160, 212, 248, 265, 307, 310, 424, 496, 530, 614, 620, 848, 992, 1060, 1228, 1240, 1535, 1643, 1696, 2120, 2456, 2480, 3070, 3286, 4240, 4912, 4960, 6140, 6572, 8215, 8480, 9517, 9824, 12280, 13144, 16271, 16430, 19034, 24560, 26288, 32542, 32860, 38068, 47585, 49120, 52576, 65084, 65720, 76136, 81355, 95170, 130168, 131440, 152272, 162710, 190340, 260336, 262880, 304544, 325420, 380680, 504401, 520672, 650840, 761360, 1008802, 1301680, 1522720, 2017604, 2522005, 2603360, 4035208, 5044010, 8070416, 10088020, 16140832, 20176040, 40352080, 80704160]

約数ペア:

[(1, 80704160), (2, 40352080), (4, 20176040), (5, 16140832), (8, 10088020), (10, 8070416), (16, 5044010), (20, 4035208), (31, 2603360), (32, 2522005), (40, 2017604), (53, 1522720), (62, 1301680), (80, 1008802), (106, 761360), (124, 650840), (155, 520672), (160, 504401), (212, 380680), (248, 325420), (265, 304544), (307, 262880), (310, 260336), (424, 190340), (496, 162710), (530, 152272), (614, 131440), (620, 130168), (848, 95170), (992, 81355), (1060, 76136), (1228, 65720), (1240, 65084), (1535, 52576), (1643, 49120), (1696, 47585), (2120, 38068), (2456, 32860), (2480, 32542), (3070, 26288), (3286, 24560), (4240, 19034), (4912, 16430), (4960, 16271), (6140, 13144), (6572, 12280), (8215, 9824), (8480, 9517)]