66465040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{599}}^1$

素因数の和:704

約数の個数: 80

約数和(自身を含む): 165168000

約数和(自身を除く): 98702960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 73, 76, 80, 95, 146, 152, 190, 292, 304, 365, 380, 584, 599, 730, 760, 1168, 1198, 1387, 1460, 1520, 2396, 2774, 2920, 2995, 4792, 5548, 5840, 5990, 6935, 9584, 11096, 11381, 11980, 13870, 22192, 22762, 23960, 27740, 43727, 45524, 47920, 55480, 56905, 87454, 91048, 110960, 113810, 174908, 182096, 218635, 227620, 349816, 437270, 455240, 699632, 830813, 874540, 910480, 1661626, 1749080, 3323252, 3498160, 4154065, 6646504, 8308130, 13293008, 16616260, 33232520, 66465040]

約数ペア:

[(1, 66465040), (2, 33232520), (4, 16616260), (5, 13293008), (8, 8308130), (10, 6646504), (16, 4154065), (19, 3498160), (20, 3323252), (38, 1749080), (40, 1661626), (73, 910480), (76, 874540), (80, 830813), (95, 699632), (146, 455240), (152, 437270), (190, 349816), (292, 227620), (304, 218635), (365, 182096), (380, 174908), (584, 113810), (599, 110960), (730, 91048), (760, 87454), (1168, 56905), (1198, 55480), (1387, 47920), (1460, 45524), (1520, 43727), (2396, 27740), (2774, 23960), (2920, 22762), (2995, 22192), (4792, 13870), (5548, 11980), (5840, 11381), (5990, 11096), (6935, 9584)]