178113910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{229}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 359815680

約数和(自身を除く): 181701770

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 193, 229, 310, 386, 403, 458, 806, 965, 1145, 1930, 2015, 2290, 2509, 2977, 4030, 5018, 5954, 5983, 7099, 11966, 12545, 14198, 14885, 25090, 29770, 29915, 35495, 44197, 59830, 70990, 77779, 88394, 92287, 155558, 184574, 220985, 388895, 441970, 461435, 574561, 777790, 922870, 1149122, 1370107, 2740214, 2872805, 5745610, 6850535, 13701070, 17811391, 35622782, 89056955, 178113910]

約数ペア:

[(1, 178113910), (2, 89056955), (5, 35622782), (10, 17811391), (13, 13701070), (26, 6850535), (31, 5745610), (62, 2872805), (65, 2740214), (130, 1370107), (155, 1149122), (193, 922870), (229, 777790), (310, 574561), (386, 461435), (403, 441970), (458, 388895), (806, 220985), (965, 184574), (1145, 155558), (1930, 92287), (2015, 88394), (2290, 77779), (2509, 70990), (2977, 59830), (4030, 44197), (5018, 35495), (5954, 29915), (5983, 29770), (7099, 25090), (11966, 14885), (12545, 14198)]