85681020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{503}}^1$

素因数の和:699

約数の個数: 96

約数和(自身を含む): 256048128

約数和(自身を除く): 170367108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 167, 170, 204, 255, 334, 340, 501, 503, 510, 668, 835, 1002, 1006, 1020, 1509, 1670, 2004, 2012, 2505, 2515, 2839, 3018, 3340, 5010, 5030, 5678, 6036, 7545, 8517, 8551, 10020, 10060, 11356, 14195, 15090, 17034, 17102, 25653, 28390, 30180, 34068, 34204, 42585, 42755, 51306, 56780, 84001, 85170, 85510, 102612, 128265, 168002, 170340, 171020, 252003, 256530, 336004, 420005, 504006, 513060, 840010, 1008012, 1260015, 1428017, 1680020, 2520030, 2856034, 4284051, 5040060, 5712068, 7140085, 8568102, 14280170, 17136204, 21420255, 28560340, 42840510, 85681020]

約数ペア:

[(1, 85681020), (2, 42840510), (3, 28560340), (4, 21420255), (5, 17136204), (6, 14280170), (10, 8568102), (12, 7140085), (15, 5712068), (17, 5040060), (20, 4284051), (30, 2856034), (34, 2520030), (51, 1680020), (60, 1428017), (68, 1260015), (85, 1008012), (102, 840010), (167, 513060), (170, 504006), (204, 420005), (255, 336004), (334, 256530), (340, 252003), (501, 171020), (503, 170340), (510, 168002), (668, 128265), (835, 102612), (1002, 85510), (1006, 85170), (1020, 84001), (1509, 56780), (1670, 51306), (2004, 42755), (2012, 42585), (2505, 34204), (2515, 34068), (2839, 30180), (3018, 28390), (3340, 25653), (5010, 17102), (5030, 17034), (5678, 15090), (6036, 14195), (7545, 11356), (8517, 10060), (8551, 10020)]