165228016

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:270

約数の個数: 80

約数和(自身を含む): 346390528

約数和(自身を除く): 181162512

約数列:

[1, 2, 4, 8, 16, 31, 43, 61, 62, 86, 122, 124, 127, 172, 244, 248, 254, 344, 488, 496, 508, 688, 976, 1016, 1333, 1891, 2032, 2623, 2666, 3782, 3937, 5246, 5332, 5461, 7564, 7747, 7874, 10492, 10664, 10922, 15128, 15494, 15748, 20984, 21328, 21844, 30256, 30988, 31496, 41968, 43688, 61976, 62992, 81313, 87376, 123952, 162626, 169291, 240157, 325252, 333121, 338582, 480314, 650504, 666242, 677164, 960628, 1301008, 1332484, 1354328, 1921256, 2664968, 2708656, 3842512, 5329936, 10326751, 20653502, 41307004, 82614008, 165228016]

約数ペア:

[(1, 165228016), (2, 82614008), (4, 41307004), (8, 20653502), (16, 10326751), (31, 5329936), (43, 3842512), (61, 2708656), (62, 2664968), (86, 1921256), (122, 1354328), (124, 1332484), (127, 1301008), (172, 960628), (244, 677164), (248, 666242), (254, 650504), (344, 480314), (488, 338582), (496, 333121), (508, 325252), (688, 240157), (976, 169291), (1016, 162626), (1333, 123952), (1891, 87376), (2032, 81313), (2623, 62992), (2666, 61976), (3782, 43688), (3937, 41968), (5246, 31496), (5332, 30988), (5461, 30256), (7564, 21844), (7747, 21328), (7874, 20984), (10492, 15748), (10664, 15494), (10922, 15128)]