77398425

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 152740224

約数和(自身を除く): 75341799

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 47, 65, 75, 117, 141, 195, 225, 235, 325, 423, 563, 585, 611, 705, 975, 1175, 1689, 1833, 2115, 2815, 2925, 3055, 3525, 5067, 5499, 7319, 8445, 9165, 10575, 14075, 15275, 21957, 25335, 26461, 27495, 36595, 42225, 45825, 65871, 79383, 109785, 126675, 132305, 137475, 182975, 238149, 329355, 343993, 396915, 548925, 661525, 1031979, 1190745, 1646775, 1719965, 1984575, 3095937, 5159895, 5953725, 8599825, 15479685, 25799475, 77398425]

約数ペア:

[(1, 77398425), (3, 25799475), (5, 15479685), (9, 8599825), (13, 5953725), (15, 5159895), (25, 3095937), (39, 1984575), (45, 1719965), (47, 1646775), (65, 1190745), (75, 1031979), (117, 661525), (141, 548925), (195, 396915), (225, 343993), (235, 329355), (325, 238149), (423, 182975), (563, 137475), (585, 132305), (611, 126675), (705, 109785), (975, 79383), (1175, 65871), (1689, 45825), (1833, 42225), (2115, 36595), (2815, 27495), (2925, 26461), (3055, 25335), (3525, 21957), (5067, 15275), (5499, 14075), (7319, 10575), (8445, 9165)]