64256175

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:297

約数の個数: 72

約数和(自身を含む): 123782256

約数和(自身を除く): 59526081

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 107, 153, 157, 225, 255, 321, 425, 471, 535, 765, 785, 963, 1275, 1413, 1605, 1819, 2355, 2669, 2675, 3825, 3925, 4815, 5457, 7065, 8007, 8025, 9095, 11775, 13345, 16371, 16799, 24021, 24075, 27285, 35325, 40035, 45475, 50397, 66725, 81855, 83995, 120105, 136425, 151191, 200175, 251985, 285583, 409275, 419975, 600525, 755955, 856749, 1259925, 1427915, 2570247, 3779775, 4283745, 7139575, 12851235, 21418725, 64256175]

約数ペア:

[(1, 64256175), (3, 21418725), (5, 12851235), (9, 7139575), (15, 4283745), (17, 3779775), (25, 2570247), (45, 1427915), (51, 1259925), (75, 856749), (85, 755955), (107, 600525), (153, 419975), (157, 409275), (225, 285583), (255, 251985), (321, 200175), (425, 151191), (471, 136425), (535, 120105), (765, 83995), (785, 81855), (963, 66725), (1275, 50397), (1413, 45475), (1605, 40035), (1819, 35325), (2355, 27285), (2669, 24075), (2675, 24021), (3825, 16799), (3925, 16371), (4815, 13345), (5457, 11775), (7065, 9095), (8007, 8025)]