15963934900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{5281}}^1$

素因数の和:5394

約数の個数: 144

約数和(自身を含む): 38328727360

約数和(自身を除く): 22364792460

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 37, 38, 43, 50, 74, 76, 86, 95, 100, 148, 172, 185, 190, 215, 370, 380, 430, 475, 703, 740, 817, 860, 925, 950, 1075, 1406, 1591, 1634, 1850, 1900, 2150, 2812, 3182, 3268, 3515, 3700, 4085, 4300, 5281, 6364, 7030, 7955, 8170, 10562, 14060, 15910, 16340, 17575, 20425, 21124, 26405, 30229, 31820, 35150, 39775, 40850, 52810, 60458, 70300, 79550, 81700, 100339, 105620, 120916, 132025, 151145, 159100, 195397, 200678, 227083, 264050, 302290, 390794, 401356, 454166, 501695, 528100, 604580, 755725, 781588, 908332, 976985, 1003390, 1135415, 1511450, 1953970, 2006780, 2270830, 2508475, 3022900, 3712543, 3907940, 4314577, 4541660, 4884925, 5016950, 5677075, 7425086, 8402071, 8629154, 9769850, 10033900, 11354150, 14850172, 16804142, 17258308, 18562715, 19539700, 21572885, 22708300, 33608284, 37125430, 42010355, 43145770, 74250860, 84020710, 86291540, 92813575, 107864425, 159639349, 168041420, 185627150, 210051775, 215728850, 319278698, 371254300, 420103550, 431457700, 638557396, 798196745, 840207100, 1596393490, 3192786980, 3990983725, 7981967450, 15963934900]

約数ペア:

[(1, 15963934900), (2, 7981967450), (4, 3990983725), (5, 3192786980), (10, 1596393490), (19, 840207100), (20, 798196745), (25, 638557396), (37, 431457700), (38, 420103550), (43, 371254300), (50, 319278698), (74, 215728850), (76, 210051775), (86, 185627150), (95, 168041420), (100, 159639349), (148, 107864425), (172, 92813575), (185, 86291540), (190, 84020710), (215, 74250860), (370, 43145770), (380, 42010355), (430, 37125430), (475, 33608284), (703, 22708300), (740, 21572885), (817, 19539700), (860, 18562715), (925, 17258308), (950, 16804142), (1075, 14850172), (1406, 11354150), (1591, 10033900), (1634, 9769850), (1850, 8629154), (1900, 8402071), (2150, 7425086), (2812, 5677075), (3182, 5016950), (3268, 4884925), (3515, 4541660), (3700, 4314577), (4085, 3907940), (4300, 3712543), (5281, 3022900), (6364, 2508475), (7030, 2270830), (7955, 2006780), (8170, 1953970), (10562, 1511450), (14060, 1135415), (15910, 1003390), (16340, 976985), (17575, 908332), (20425, 781588), (21124, 755725), (26405, 604580), (30229, 528100), (31820, 501695), (35150, 454166), (39775, 401356), (40850, 390794), (52810, 302290), (60458, 264050), (70300, 227083), (79550, 200678), (81700, 195397), (100339, 159100), (105620, 151145), (120916, 132025)]