12737900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 32664576

約数和(自身を除く): 19926676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 587, 620, 700, 775, 868, 1085, 1174, 1550, 2170, 2348, 2935, 3100, 4109, 4340, 5425, 5870, 8218, 10850, 11740, 14675, 16436, 18197, 20545, 21700, 29350, 36394, 41090, 58700, 72788, 82180, 90985, 102725, 127379, 181970, 205450, 254758, 363940, 410900, 454925, 509516, 636895, 909850, 1273790, 1819700, 2547580, 3184475, 6368950, 12737900]

約数ペア:

[(1, 12737900), (2, 6368950), (4, 3184475), (5, 2547580), (7, 1819700), (10, 1273790), (14, 909850), (20, 636895), (25, 509516), (28, 454925), (31, 410900), (35, 363940), (50, 254758), (62, 205450), (70, 181970), (100, 127379), (124, 102725), (140, 90985), (155, 82180), (175, 72788), (217, 58700), (310, 41090), (350, 36394), (434, 29350), (587, 21700), (620, 20545), (700, 18197), (775, 16436), (868, 14675), (1085, 11740), (1174, 10850), (1550, 8218), (2170, 5870), (2348, 5425), (2935, 4340), (3100, 4109)]