201189128

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1091}}^1$

素因数の和:1230

約数の個数: 64

約数和(自身を含む): 448156800

約数和(自身を除く): 246967672

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 89, 148, 178, 259, 296, 356, 518, 623, 712, 1036, 1091, 1246, 2072, 2182, 2492, 3293, 4364, 4984, 6586, 7637, 8728, 13172, 15274, 23051, 26344, 30548, 40367, 46102, 61096, 80734, 92204, 97099, 161468, 184408, 194198, 282569, 322936, 388396, 565138, 679693, 776792, 1130276, 1359386, 2260552, 2718772, 3592663, 5437544, 7185326, 14370652, 25148641, 28741304, 50297282, 100594564, 201189128]

約数ペア:

[(1, 201189128), (2, 100594564), (4, 50297282), (7, 28741304), (8, 25148641), (14, 14370652), (28, 7185326), (37, 5437544), (56, 3592663), (74, 2718772), (89, 2260552), (148, 1359386), (178, 1130276), (259, 776792), (296, 679693), (356, 565138), (518, 388396), (623, 322936), (712, 282569), (1036, 194198), (1091, 184408), (1246, 161468), (2072, 97099), (2182, 92204), (2492, 80734), (3293, 61096), (4364, 46102), (4984, 40367), (6586, 30548), (7637, 26344), (8728, 23051), (13172, 15274)]