2778045225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1553}}^1$

素因数の和:1667

約数の個数: 96

約数和(自身を含む): 5161169664

約数和(自身を除く): 2383124439

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 61, 69, 75, 85, 115, 183, 255, 305, 345, 391, 425, 575, 915, 1037, 1173, 1275, 1403, 1525, 1553, 1725, 1955, 3111, 4209, 4575, 4659, 5185, 5865, 7015, 7765, 9775, 15555, 21045, 23295, 23851, 25925, 26401, 29325, 35075, 35719, 38825, 71553, 77775, 79203, 94733, 105225, 107157, 116475, 119255, 132005, 178595, 284199, 357765, 396015, 473665, 535785, 596275, 607223, 660025, 892975, 1420995, 1610461, 1788825, 1821669, 1980075, 2178859, 2368325, 2678925, 3036115, 4831383, 6536577, 7104975, 8052305, 9108345, 10894295, 15180575, 24156915, 32682885, 37040603, 40261525, 45541725, 54471475, 111121809, 120784575, 163414425, 185203015, 555609045, 926015075, 2778045225]

約数ペア:

[(1, 2778045225), (3, 926015075), (5, 555609045), (15, 185203015), (17, 163414425), (23, 120784575), (25, 111121809), (51, 54471475), (61, 45541725), (69, 40261525), (75, 37040603), (85, 32682885), (115, 24156915), (183, 15180575), (255, 10894295), (305, 9108345), (345, 8052305), (391, 7104975), (425, 6536577), (575, 4831383), (915, 3036115), (1037, 2678925), (1173, 2368325), (1275, 2178859), (1403, 1980075), (1525, 1821669), (1553, 1788825), (1725, 1610461), (1955, 1420995), (3111, 892975), (4209, 660025), (4575, 607223), (4659, 596275), (5185, 535785), (5865, 473665), (7015, 396015), (7765, 357765), (9775, 284199), (15555, 178595), (21045, 132005), (23295, 119255), (23851, 116475), (25925, 107157), (26401, 105225), (29325, 94733), (35075, 79203), (35719, 77775), (38825, 71553)]