86524720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:434

約数の個数: 80

約数和(自身を含む): 209986560

約数和(自身を除く): 123461840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 139, 155, 248, 251, 278, 310, 496, 502, 556, 620, 695, 1004, 1112, 1240, 1255, 1390, 2008, 2224, 2480, 2510, 2780, 4016, 4309, 5020, 5560, 7781, 8618, 10040, 11120, 15562, 17236, 20080, 21545, 31124, 34472, 34889, 38905, 43090, 62248, 68944, 69778, 77810, 86180, 124496, 139556, 155620, 172360, 174445, 279112, 311240, 344720, 348890, 558224, 622480, 697780, 1081559, 1395560, 2163118, 2791120, 4326236, 5407795, 8652472, 10815590, 17304944, 21631180, 43262360, 86524720]

約数ペア:

[(1, 86524720), (2, 43262360), (4, 21631180), (5, 17304944), (8, 10815590), (10, 8652472), (16, 5407795), (20, 4326236), (31, 2791120), (40, 2163118), (62, 1395560), (80, 1081559), (124, 697780), (139, 622480), (155, 558224), (248, 348890), (251, 344720), (278, 311240), (310, 279112), (496, 174445), (502, 172360), (556, 155620), (620, 139556), (695, 124496), (1004, 86180), (1112, 77810), (1240, 69778), (1255, 68944), (1390, 62248), (2008, 43090), (2224, 38905), (2480, 34889), (2510, 34472), (2780, 31124), (4016, 21545), (4309, 20080), (5020, 17236), (5560, 15562), (7781, 11120), (8618, 10040)]