764210025

素因数分解:

$3^3\times 5^2\times {\mathrm{37}}^2\times {\mathrm{827}}^1$

素因数の和:920

約数の個数: 72

約数和(自身を含む): 1444595040

約数和(自身を除く): 680385015

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 75, 111, 135, 185, 225, 333, 555, 675, 827, 925, 999, 1369, 1665, 2481, 2775, 4107, 4135, 4995, 6845, 7443, 8325, 12321, 12405, 20535, 20675, 22329, 24975, 30599, 34225, 36963, 37215, 61605, 62025, 91797, 102675, 111645, 152995, 184815, 186075, 275391, 308025, 458985, 558225, 764975, 826173, 924075, 1132163, 1376955, 2294925, 3396489, 4130865, 5660815, 6884775, 10189467, 16982445, 20654325, 28304075, 30568401, 50947335, 84912225, 152842005, 254736675, 764210025]

約数ペア:

[(1, 764210025), (3, 254736675), (5, 152842005), (9, 84912225), (15, 50947335), (25, 30568401), (27, 28304075), (37, 20654325), (45, 16982445), (75, 10189467), (111, 6884775), (135, 5660815), (185, 4130865), (225, 3396489), (333, 2294925), (555, 1376955), (675, 1132163), (827, 924075), (925, 826173), (999, 764975), (1369, 558225), (1665, 458985), (2481, 308025), (2775, 275391), (4107, 186075), (4135, 184815), (4995, 152995), (6845, 111645), (7443, 102675), (8325, 91797), (12321, 62025), (12405, 61605), (20535, 37215), (20675, 36963), (22329, 34225), (24975, 30599)]