89765520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28771}}^1$

素因数の和:28800

約数の個数: 80

約数和(自身を含む): 299689152

約数和(自身を除く): 209923632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 28771, 57542, 86313, 115084, 143855, 172626, 230168, 287710, 345252, 374023, 431565, 460336, 575420, 690504, 748046, 863130, 1122069, 1150840, 1381008, 1496092, 1726260, 1870115, 2244138, 2301680, 2992184, 3452520, 3740230, 4488276, 5610345, 5984368, 6905040, 7480460, 8976552, 11220690, 14960920, 17953104, 22441380, 29921840, 44882760, 89765520]

約数ペア:

[(1, 89765520), (2, 44882760), (3, 29921840), (4, 22441380), (5, 17953104), (6, 14960920), (8, 11220690), (10, 8976552), (12, 7480460), (13, 6905040), (15, 5984368), (16, 5610345), (20, 4488276), (24, 3740230), (26, 3452520), (30, 2992184), (39, 2301680), (40, 2244138), (48, 1870115), (52, 1726260), (60, 1496092), (65, 1381008), (78, 1150840), (80, 1122069), (104, 863130), (120, 748046), (130, 690504), (156, 575420), (195, 460336), (208, 431565), (240, 374023), (260, 345252), (312, 287710), (390, 230168), (520, 172626), (624, 143855), (780, 115084), (1040, 86313), (1560, 57542), (3120, 28771)]