85189720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1627}}^1$

素因数の和:1673

約数の個数: 128

約数和(自身を含む): 253186560

約数和(自身を除く): 167996840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 85, 88, 110, 119, 136, 140, 154, 170, 187, 220, 238, 280, 308, 340, 374, 385, 440, 476, 595, 616, 680, 748, 770, 935, 952, 1190, 1309, 1496, 1540, 1627, 1870, 2380, 2618, 3080, 3254, 3740, 4760, 5236, 6508, 6545, 7480, 8135, 10472, 11389, 13016, 13090, 16270, 17897, 22778, 26180, 27659, 32540, 35794, 45556, 52360, 55318, 56945, 65080, 71588, 89485, 91112, 110636, 113890, 125279, 138295, 143176, 178970, 193613, 221272, 227780, 250558, 276590, 304249, 357940, 387226, 455560, 501116, 553180, 608498, 626395, 715880, 774452, 968065, 1002232, 1106360, 1216996, 1252790, 1521245, 1548904, 1936130, 2129743, 2433992, 2505580, 3042490, 3872260, 4259486, 5011160, 6084980, 7744520, 8518972, 10648715, 12169960, 17037944, 21297430, 42594860, 85189720]

約数ペア:

[(1, 85189720), (2, 42594860), (4, 21297430), (5, 17037944), (7, 12169960), (8, 10648715), (10, 8518972), (11, 7744520), (14, 6084980), (17, 5011160), (20, 4259486), (22, 3872260), (28, 3042490), (34, 2505580), (35, 2433992), (40, 2129743), (44, 1936130), (55, 1548904), (56, 1521245), (68, 1252790), (70, 1216996), (77, 1106360), (85, 1002232), (88, 968065), (110, 774452), (119, 715880), (136, 626395), (140, 608498), (154, 553180), (170, 501116), (187, 455560), (220, 387226), (238, 357940), (280, 304249), (308, 276590), (340, 250558), (374, 227780), (385, 221272), (440, 193613), (476, 178970), (595, 143176), (616, 138295), (680, 125279), (748, 113890), (770, 110636), (935, 91112), (952, 89485), (1190, 71588), (1309, 65080), (1496, 56945), (1540, 55318), (1627, 52360), (1870, 45556), (2380, 35794), (2618, 32540), (3080, 27659), (3254, 26180), (3740, 22778), (4760, 17897), (5236, 16270), (6508, 13090), (6545, 13016), (7480, 11389), (8135, 10472)]