64406925

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 128482848

約数和(自身を除く): 64075923

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 53, 55, 75, 99, 159, 165, 225, 265, 275, 477, 491, 495, 583, 795, 825, 1325, 1473, 1749, 2385, 2455, 2475, 2915, 3975, 4419, 5247, 5401, 7365, 8745, 11925, 12275, 14575, 16203, 22095, 26023, 26235, 27005, 36825, 43725, 48609, 78069, 81015, 110475, 130115, 131175, 135025, 234207, 243045, 286253, 390345, 405075, 650575, 858759, 1171035, 1215225, 1431265, 1951725, 2576277, 4293795, 5855175, 7156325, 12881385, 21468975, 64406925]

約数ペア:

[(1, 64406925), (3, 21468975), (5, 12881385), (9, 7156325), (11, 5855175), (15, 4293795), (25, 2576277), (33, 1951725), (45, 1431265), (53, 1215225), (55, 1171035), (75, 858759), (99, 650575), (159, 405075), (165, 390345), (225, 286253), (265, 243045), (275, 234207), (477, 135025), (491, 131175), (495, 130115), (583, 110475), (795, 81015), (825, 78069), (1325, 48609), (1473, 43725), (1749, 36825), (2385, 27005), (2455, 26235), (2475, 26023), (2915, 22095), (3975, 16203), (4419, 14575), (5247, 12275), (5401, 11925), (7365, 8745)]