65623720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1093}}^1$

素因数の和:1202

約数の個数: 64

約数和(自身を含む): 157536000

約数和(自身を除く): 91912280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 79, 95, 152, 158, 190, 316, 380, 395, 632, 760, 790, 1093, 1501, 1580, 2186, 3002, 3160, 4372, 5465, 6004, 7505, 8744, 10930, 12008, 15010, 20767, 21860, 30020, 41534, 43720, 60040, 83068, 86347, 103835, 166136, 172694, 207670, 345388, 415340, 431735, 690776, 830680, 863470, 1640593, 1726940, 3281186, 3453880, 6562372, 8202965, 13124744, 16405930, 32811860, 65623720]

約数ペア:

[(1, 65623720), (2, 32811860), (4, 16405930), (5, 13124744), (8, 8202965), (10, 6562372), (19, 3453880), (20, 3281186), (38, 1726940), (40, 1640593), (76, 863470), (79, 830680), (95, 690776), (152, 431735), (158, 415340), (190, 345388), (316, 207670), (380, 172694), (395, 166136), (632, 103835), (760, 86347), (790, 83068), (1093, 60040), (1501, 43720), (1580, 41534), (2186, 30020), (3002, 21860), (3160, 20767), (4372, 15010), (5465, 12008), (6004, 10930), (7505, 8744)]