221401300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{6133}}^1$

素因数の和:6185

約数の個数: 54

約数和(自身を含む): 507140718

約数和(自身を除く): 285739418

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 361, 380, 475, 722, 950, 1444, 1805, 1900, 3610, 6133, 7220, 9025, 12266, 18050, 24532, 30665, 36100, 61330, 116527, 122660, 153325, 233054, 306650, 466108, 582635, 613300, 1165270, 2214013, 2330540, 2913175, 4428026, 5826350, 8856052, 11070065, 11652700, 22140130, 44280260, 55350325, 110700650, 221401300]

約数ペア:

[(1, 221401300), (2, 110700650), (4, 55350325), (5, 44280260), (10, 22140130), (19, 11652700), (20, 11070065), (25, 8856052), (38, 5826350), (50, 4428026), (76, 2913175), (95, 2330540), (100, 2214013), (190, 1165270), (361, 613300), (380, 582635), (475, 466108), (722, 306650), (950, 233054), (1444, 153325), (1805, 122660), (1900, 116527), (3610, 61330), (6133, 36100), (7220, 30665), (9025, 24532), (12266, 18050)]