13309523180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1\times {\mathrm{1049}}^1$

素因数の和:1443

約数の個数: 96

約数和(自身を含む): 29772792000

約数和(自身を除く): 16463268820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 173, 190, 193, 346, 380, 386, 692, 772, 865, 965, 1049, 1730, 1930, 2098, 3287, 3460, 3667, 3860, 4196, 5245, 6574, 7334, 10490, 13148, 14668, 16435, 18335, 19931, 20980, 32870, 33389, 36670, 39862, 65740, 66778, 73340, 79724, 99655, 133556, 166945, 181477, 199310, 202457, 333890, 362954, 398620, 404914, 634391, 667780, 725908, 809828, 907385, 1012285, 1268782, 1814770, 2024570, 2537564, 3171955, 3448063, 3629540, 3846683, 4049140, 6343910, 6896126, 7693366, 12687820, 13792252, 15386732, 17240315, 19233415, 34480630, 35025061, 38466830, 68961260, 70050122, 76933660, 140100244, 175125305, 350250610, 665476159, 700501220, 1330952318, 2661904636, 3327380795, 6654761590, 13309523180]

約数ペア:

[(1, 13309523180), (2, 6654761590), (4, 3327380795), (5, 2661904636), (10, 1330952318), (19, 700501220), (20, 665476159), (38, 350250610), (76, 175125305), (95, 140100244), (173, 76933660), (190, 70050122), (193, 68961260), (346, 38466830), (380, 35025061), (386, 34480630), (692, 19233415), (772, 17240315), (865, 15386732), (965, 13792252), (1049, 12687820), (1730, 7693366), (1930, 6896126), (2098, 6343910), (3287, 4049140), (3460, 3846683), (3667, 3629540), (3860, 3448063), (4196, 3171955), (5245, 2537564), (6574, 2024570), (7334, 1814770), (10490, 1268782), (13148, 1012285), (14668, 907385), (16435, 809828), (18335, 725908), (19931, 667780), (20980, 634391), (32870, 404914), (33389, 398620), (36670, 362954), (39862, 333890), (65740, 202457), (66778, 199310), (73340, 181477), (79724, 166945), (99655, 133556)]