79202440

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 182574000

約数和(自身を除く): 103371560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 137, 149, 194, 274, 298, 388, 485, 548, 596, 685, 745, 776, 970, 1096, 1192, 1370, 1490, 1940, 2740, 2980, 3880, 5480, 5960, 13289, 14453, 20413, 26578, 28906, 40826, 53156, 57812, 66445, 72265, 81652, 102065, 106312, 115624, 132890, 144530, 163304, 204130, 265780, 289060, 408260, 531560, 578120, 816520, 1980061, 3960122, 7920244, 9900305, 15840488, 19800610, 39601220, 79202440]

約数ペア:

[(1, 79202440), (2, 39601220), (4, 19800610), (5, 15840488), (8, 9900305), (10, 7920244), (20, 3960122), (40, 1980061), (97, 816520), (137, 578120), (149, 531560), (194, 408260), (274, 289060), (298, 265780), (388, 204130), (485, 163304), (548, 144530), (596, 132890), (685, 115624), (745, 106312), (776, 102065), (970, 81652), (1096, 72265), (1192, 66445), (1370, 57812), (1490, 53156), (1940, 40826), (2740, 28906), (2980, 26578), (3880, 20413), (5480, 14453), (5960, 13289)]