20512542295

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2383}}^1$

素因数の和:2489

約数の個数: 96

約数和(自身を含む): 32039129088

約数和(自身を除く): 11526586793

約数列:

[1, 5, 7, 17, 23, 35, 37, 85, 115, 119, 161, 185, 259, 289, 391, 595, 629, 805, 851, 1295, 1445, 1955, 2023, 2383, 2737, 3145, 4255, 4403, 5957, 6647, 10115, 10693, 11915, 13685, 14467, 16681, 22015, 29785, 33235, 40511, 46529, 53465, 54809, 72335, 74851, 83405, 88171, 101269, 202555, 232645, 245939, 274045, 283577, 374255, 383663, 440855, 506345, 617197, 688687, 931753, 1229695, 1417885, 1498907, 1721573, 1918315, 2027933, 3085985, 3443435, 4658765, 4820809, 6522271, 7494535, 8607865, 10139665, 10492349, 14195531, 15839801, 24104045, 25481419, 32611355, 34474861, 52461745, 70977655, 79199005, 110878607, 127407095, 172374305, 178369933, 241324027, 554393035, 586072637, 891849665, 1206620135, 2930363185, 4102508459, 20512542295]

約数ペア:

[(1, 20512542295), (5, 4102508459), (7, 2930363185), (17, 1206620135), (23, 891849665), (35, 586072637), (37, 554393035), (85, 241324027), (115, 178369933), (119, 172374305), (161, 127407095), (185, 110878607), (259, 79199005), (289, 70977655), (391, 52461745), (595, 34474861), (629, 32611355), (805, 25481419), (851, 24104045), (1295, 15839801), (1445, 14195531), (1955, 10492349), (2023, 10139665), (2383, 8607865), (2737, 7494535), (3145, 6522271), (4255, 4820809), (4403, 4658765), (5957, 3443435), (6647, 3085985), (10115, 2027933), (10693, 1918315), (11915, 1721573), (13685, 1498907), (14467, 1417885), (16681, 1229695), (22015, 931753), (29785, 688687), (33235, 617197), (40511, 506345), (46529, 440855), (53465, 383663), (54809, 374255), (72335, 283577), (74851, 274045), (83405, 245939), (88171, 232645), (101269, 202555)]