72425080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:329

約数の個数: 128

約数和(自身を含む): 203575680

約数和(自身を除く): 131150600

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 101, 104, 130, 140, 182, 197, 202, 260, 280, 364, 394, 404, 455, 505, 520, 707, 728, 788, 808, 910, 985, 1010, 1313, 1379, 1414, 1576, 1820, 1970, 2020, 2561, 2626, 2758, 2828, 3535, 3640, 3940, 4040, 5122, 5252, 5516, 5656, 6565, 6895, 7070, 7880, 9191, 10244, 10504, 11032, 12805, 13130, 13790, 14140, 17927, 18382, 19897, 20488, 25610, 26260, 27580, 28280, 35854, 36764, 39794, 45955, 51220, 52520, 55160, 71708, 73528, 79588, 89635, 91910, 99485, 102440, 139279, 143416, 159176, 179270, 183820, 198970, 258661, 278558, 358540, 367640, 397940, 517322, 557116, 696395, 717080, 795880, 1034644, 1114232, 1293305, 1392790, 1810627, 2069288, 2586610, 2785580, 3621254, 5173220, 5571160, 7242508, 9053135, 10346440, 14485016, 18106270, 36212540, 72425080]

約数ペア:

[(1, 72425080), (2, 36212540), (4, 18106270), (5, 14485016), (7, 10346440), (8, 9053135), (10, 7242508), (13, 5571160), (14, 5173220), (20, 3621254), (26, 2785580), (28, 2586610), (35, 2069288), (40, 1810627), (52, 1392790), (56, 1293305), (65, 1114232), (70, 1034644), (91, 795880), (101, 717080), (104, 696395), (130, 557116), (140, 517322), (182, 397940), (197, 367640), (202, 358540), (260, 278558), (280, 258661), (364, 198970), (394, 183820), (404, 179270), (455, 159176), (505, 143416), (520, 139279), (707, 102440), (728, 99485), (788, 91910), (808, 89635), (910, 79588), (985, 73528), (1010, 71708), (1313, 55160), (1379, 52520), (1414, 51220), (1576, 45955), (1820, 39794), (1970, 36764), (2020, 35854), (2561, 28280), (2626, 27580), (2758, 26260), (2828, 25610), (3535, 20488), (3640, 19897), (3940, 18382), (4040, 17927), (5122, 14140), (5252, 13790), (5516, 13130), (5656, 12805), (6565, 11032), (6895, 10504), (7070, 10244), (7880, 9191)]