165769760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79697}}^1$

素因数の和:79725

約数の個数: 48

約数和(自身を含む): 421761816

約数和(自身を除く): 255992056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 79697, 159394, 318788, 398485, 637576, 796970, 1036061, 1275152, 1593940, 2072122, 2550304, 3187880, 4144244, 5180305, 6375760, 8288488, 10360610, 12751520, 16576976, 20721220, 33153952, 41442440, 82884880, 165769760]

約数ペア:

[(1, 165769760), (2, 82884880), (4, 41442440), (5, 33153952), (8, 20721220), (10, 16576976), (13, 12751520), (16, 10360610), (20, 8288488), (26, 6375760), (32, 5180305), (40, 4144244), (52, 3187880), (65, 2550304), (80, 2072122), (104, 1593940), (130, 1275152), (160, 1036061), (208, 796970), (260, 637576), (416, 398485), (520, 318788), (1040, 159394), (2080, 79697)]