71565525

素因数分解:

$3^4\times 5^2\times {\mathrm{59}}^1\times {\mathrm{599}}^1$

素因数の和:680

約数の個数: 60

約数和(自身を含む): 135036000

約数和(自身を除く): 63470475

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 59, 75, 81, 135, 177, 225, 295, 405, 531, 599, 675, 885, 1475, 1593, 1797, 2025, 2655, 2995, 4425, 4779, 5391, 7965, 8985, 13275, 14975, 16173, 23895, 26955, 35341, 39825, 44925, 48519, 80865, 106023, 119475, 134775, 176705, 242595, 318069, 404325, 530115, 883525, 954207, 1212975, 1590345, 2650575, 2862621, 4771035, 7951725, 14313105, 23855175, 71565525]

約数ペア:

[(1, 71565525), (3, 23855175), (5, 14313105), (9, 7951725), (15, 4771035), (25, 2862621), (27, 2650575), (45, 1590345), (59, 1212975), (75, 954207), (81, 883525), (135, 530115), (177, 404325), (225, 318069), (295, 242595), (405, 176705), (531, 134775), (599, 119475), (675, 106023), (885, 80865), (1475, 48519), (1593, 44925), (1797, 39825), (2025, 35341), (2655, 26955), (2995, 23895), (4425, 16173), (4779, 14975), (5391, 13275), (7965, 8985)]