201690400

素因数分解:

$2^5\times 5^2\times {\mathrm{61}}^1\times {\mathrm{4133}}^1$

素因数の和:4214

約数の個数: 72

約数和(自身を含む): 500569524

約数和(自身を除く): 298879124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 80, 100, 122, 160, 200, 244, 305, 400, 488, 610, 800, 976, 1220, 1525, 1952, 2440, 3050, 4133, 4880, 6100, 8266, 9760, 12200, 16532, 20665, 24400, 33064, 41330, 48800, 66128, 82660, 103325, 132256, 165320, 206650, 252113, 330640, 413300, 504226, 661280, 826600, 1008452, 1260565, 1653200, 2016904, 2521130, 3306400, 4033808, 5042260, 6302825, 8067616, 10084520, 12605650, 20169040, 25211300, 40338080, 50422600, 100845200, 201690400]

約数ペア:

[(1, 201690400), (2, 100845200), (4, 50422600), (5, 40338080), (8, 25211300), (10, 20169040), (16, 12605650), (20, 10084520), (25, 8067616), (32, 6302825), (40, 5042260), (50, 4033808), (61, 3306400), (80, 2521130), (100, 2016904), (122, 1653200), (160, 1260565), (200, 1008452), (244, 826600), (305, 661280), (400, 504226), (488, 413300), (610, 330640), (800, 252113), (976, 206650), (1220, 165320), (1525, 132256), (1952, 103325), (2440, 82660), (3050, 66128), (4133, 48800), (4880, 41330), (6100, 33064), (8266, 24400), (9760, 20665), (12200, 16532)]