20161784030

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{5897}}^1$

素因数の和:6245

約数の個数: 64

約数和(自身を含む): 38524792320

約数和(自身を除く): 18363008290

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 155, 205, 269, 310, 410, 538, 1271, 1345, 2542, 2690, 5897, 6355, 8339, 11029, 11794, 12710, 16678, 22058, 29485, 41695, 55145, 58970, 83390, 110290, 182807, 241777, 341899, 365614, 483554, 683798, 914035, 1208885, 1586293, 1709495, 1828070, 2417770, 3172586, 3418990, 7495087, 7931465, 14990174, 15862930, 37475435, 49175083, 65038013, 74950870, 98350166, 130076026, 245875415, 325190065, 491750830, 650380130, 2016178403, 4032356806, 10080892015, 20161784030]

約数ペア:

[(1, 20161784030), (2, 10080892015), (5, 4032356806), (10, 2016178403), (31, 650380130), (41, 491750830), (62, 325190065), (82, 245875415), (155, 130076026), (205, 98350166), (269, 74950870), (310, 65038013), (410, 49175083), (538, 37475435), (1271, 15862930), (1345, 14990174), (2542, 7931465), (2690, 7495087), (5897, 3418990), (6355, 3172586), (8339, 2417770), (11029, 1828070), (11794, 1709495), (12710, 1586293), (16678, 1208885), (22058, 914035), (29485, 683798), (41695, 483554), (55145, 365614), (58970, 341899), (83390, 241777), (110290, 182807)]