20160032025

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{347}}^1\times {\mathrm{15809}}^1$

素因数の和:16183

約数の個数: 72

約数和(自身を含む): 38887287840

約数和(自身を除く): 18727255815

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 347, 525, 735, 1041, 1225, 1735, 2429, 3675, 5205, 7287, 8675, 12145, 15809, 17003, 26025, 36435, 47427, 51009, 60725, 79045, 85015, 110663, 182175, 237135, 255045, 331989, 395225, 425075, 553315, 774641, 1185675, 1275225, 1659945, 2323923, 2766575, 3873205, 5485723, 8299725, 11619615, 16457169, 19366025, 27428615, 38400061, 58098075, 82285845, 115200183, 137143075, 192000305, 268800427, 411429225, 576000915, 806401281, 960001525, 1344002135, 2880004575, 4032006405, 6720010675, 20160032025]

約数ペア:

[(1, 20160032025), (3, 6720010675), (5, 4032006405), (7, 2880004575), (15, 1344002135), (21, 960001525), (25, 806401281), (35, 576000915), (49, 411429225), (75, 268800427), (105, 192000305), (147, 137143075), (175, 115200183), (245, 82285845), (347, 58098075), (525, 38400061), (735, 27428615), (1041, 19366025), (1225, 16457169), (1735, 11619615), (2429, 8299725), (3675, 5485723), (5205, 3873205), (7287, 2766575), (8675, 2323923), (12145, 1659945), (15809, 1275225), (17003, 1185675), (26025, 774641), (36435, 553315), (47427, 425075), (51009, 395225), (60725, 331989), (79045, 255045), (85015, 237135), (110663, 182175)]