1009376615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 1468938240

約数和(自身を除く): 459561625

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 131, 221, 247, 323, 367, 655, 1105, 1235, 1615, 1703, 1835, 2227, 2489, 4199, 4771, 6239, 6973, 8515, 11135, 12445, 20995, 23855, 28951, 31195, 32357, 34865, 42313, 48077, 81107, 90649, 118541, 144755, 161785, 211565, 240385, 405535, 453245, 550069, 592705, 625001, 817309, 913463, 1541033, 2750345, 3125005, 4086545, 4567315, 7705165, 10625017, 11875019, 15528871, 53125085, 59375095, 77644355, 201875323, 1009376615]

約数ペア:

[(1, 1009376615), (5, 201875323), (13, 77644355), (17, 59375095), (19, 53125085), (65, 15528871), (85, 11875019), (95, 10625017), (131, 7705165), (221, 4567315), (247, 4086545), (323, 3125005), (367, 2750345), (655, 1541033), (1105, 913463), (1235, 817309), (1615, 625001), (1703, 592705), (1835, 550069), (2227, 453245), (2489, 405535), (4199, 240385), (4771, 211565), (6239, 161785), (6973, 144755), (8515, 118541), (11135, 90649), (12445, 81107), (20995, 48077), (23855, 42313), (28951, 34865), (31195, 32357)]