82561840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1873}}^1$

素因数の和:1934

約数の個数: 80

約数和(自身を含む): 209138400

約数和(自身を除く): 126576560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 76, 80, 95, 116, 145, 152, 190, 232, 290, 304, 380, 464, 551, 580, 760, 1102, 1160, 1520, 1873, 2204, 2320, 2755, 3746, 4408, 5510, 7492, 8816, 9365, 11020, 14984, 18730, 22040, 29968, 35587, 37460, 44080, 54317, 71174, 74920, 108634, 142348, 149840, 177935, 217268, 271585, 284696, 355870, 434536, 543170, 569392, 711740, 869072, 1032023, 1086340, 1423480, 2064046, 2172680, 2846960, 4128092, 4345360, 5160115, 8256184, 10320230, 16512368, 20640460, 41280920, 82561840]

約数ペア:

[(1, 82561840), (2, 41280920), (4, 20640460), (5, 16512368), (8, 10320230), (10, 8256184), (16, 5160115), (19, 4345360), (20, 4128092), (29, 2846960), (38, 2172680), (40, 2064046), (58, 1423480), (76, 1086340), (80, 1032023), (95, 869072), (116, 711740), (145, 569392), (152, 543170), (190, 434536), (232, 355870), (290, 284696), (304, 271585), (380, 217268), (464, 177935), (551, 149840), (580, 142348), (760, 108634), (1102, 74920), (1160, 71174), (1520, 54317), (1873, 44080), (2204, 37460), (2320, 35587), (2755, 29968), (3746, 22040), (4408, 18730), (5510, 14984), (7492, 11020), (8816, 9365)]