80536480

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1021}}^1$

素因数の和:1082

約数の個数: 96

約数和(自身を含む): 208610640

約数和(自身を除く): 128074160

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, 464, 493, 544, 580, 680, 928, 986, 1021, 1160, 1360, 1972, 2042, 2320, 2465, 2720, 3944, 4084, 4640, 4930, 5105, 7888, 8168, 9860, 10210, 15776, 16336, 17357, 19720, 20420, 29609, 32672, 34714, 39440, 40840, 59218, 69428, 78880, 81680, 86785, 118436, 138856, 148045, 163360, 173570, 236872, 277712, 296090, 347140, 473744, 503353, 555424, 592180, 694280, 947488, 1006706, 1184360, 1388560, 2013412, 2368720, 2516765, 2777120, 4026824, 4737440, 5033530, 8053648, 10067060, 16107296, 20134120, 40268240, 80536480]

約数ペア:

[(1, 80536480), (2, 40268240), (4, 20134120), (5, 16107296), (8, 10067060), (10, 8053648), (16, 5033530), (17, 4737440), (20, 4026824), (29, 2777120), (32, 2516765), (34, 2368720), (40, 2013412), (58, 1388560), (68, 1184360), (80, 1006706), (85, 947488), (116, 694280), (136, 592180), (145, 555424), (160, 503353), (170, 473744), (232, 347140), (272, 296090), (290, 277712), (340, 236872), (464, 173570), (493, 163360), (544, 148045), (580, 138856), (680, 118436), (928, 86785), (986, 81680), (1021, 78880), (1160, 69428), (1360, 59218), (1972, 40840), (2042, 39440), (2320, 34714), (2465, 32672), (2720, 29609), (3944, 20420), (4084, 19720), (4640, 17357), (4930, 16336), (5105, 15776), (7888, 10210), (8168, 9860)]