208200650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{619}}^1$

素因数の和:700

約数の個数: 72

約数和(自身を含む): 458051040

約数和(自身を除く): 249850390

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 155, 175, 217, 310, 350, 434, 619, 775, 961, 1085, 1238, 1550, 1922, 2170, 3095, 4333, 4805, 5425, 6190, 6727, 8666, 9610, 10850, 13454, 15475, 19189, 21665, 24025, 30950, 33635, 38378, 43330, 48050, 67270, 95945, 108325, 134323, 168175, 191890, 216650, 268646, 336350, 479725, 594859, 671615, 959450, 1189718, 1343230, 2974295, 3358075, 4164013, 5948590, 6716150, 8328026, 14871475, 20820065, 29742950, 41640130, 104100325, 208200650]

約数ペア:

[(1, 208200650), (2, 104100325), (5, 41640130), (7, 29742950), (10, 20820065), (14, 14871475), (25, 8328026), (31, 6716150), (35, 5948590), (50, 4164013), (62, 3358075), (70, 2974295), (155, 1343230), (175, 1189718), (217, 959450), (310, 671615), (350, 594859), (434, 479725), (619, 336350), (775, 268646), (961, 216650), (1085, 191890), (1238, 168175), (1550, 134323), (1922, 108325), (2170, 95945), (3095, 67270), (4333, 48050), (4805, 43330), (5425, 38378), (6190, 33635), (6727, 30950), (8666, 24025), (9610, 21665), (10850, 19189), (13454, 15475)]