80887989

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{601}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 145635840

約数和(自身を除く): 64747851

約数列:

[1, 3, 7, 13, 17, 21, 29, 39, 51, 87, 91, 119, 203, 221, 273, 357, 377, 493, 601, 609, 663, 1131, 1479, 1547, 1803, 2639, 3451, 4207, 4641, 6409, 7813, 7917, 10217, 10353, 12621, 17429, 19227, 23439, 30651, 44863, 52287, 54691, 71519, 122003, 132821, 134589, 164073, 214557, 226577, 296293, 366009, 398463, 679731, 888879, 929747, 1586039, 2074051, 2789241, 3851809, 4758117, 6222153, 11555427, 26962663, 80887989]

約数ペア:

[(1, 80887989), (3, 26962663), (7, 11555427), (13, 6222153), (17, 4758117), (21, 3851809), (29, 2789241), (39, 2074051), (51, 1586039), (87, 929747), (91, 888879), (119, 679731), (203, 398463), (221, 366009), (273, 296293), (357, 226577), (377, 214557), (493, 164073), (601, 134589), (609, 132821), (663, 122003), (1131, 71519), (1479, 54691), (1547, 52287), (1803, 44863), (2639, 30651), (3451, 23439), (4207, 19227), (4641, 17429), (6409, 12621), (7813, 10353), (7917, 10217)]