520065990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{6871}}^1$

素因数の和:6942

約数の個数: 72

約数和(自身を含む): 1400609808

約数和(自身を除く): 880543818

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 841, 870, 1305, 1682, 2523, 2610, 4205, 5046, 6871, 7569, 8410, 12615, 13742, 15138, 20613, 25230, 34355, 37845, 41226, 61839, 68710, 75690, 103065, 123678, 199259, 206130, 309195, 398518, 597777, 618390, 996295, 1195554, 1793331, 1992590, 2988885, 3586662, 5778511, 5977770, 8966655, 11557022, 17335533, 17933310, 28892555, 34671066, 52006599, 57785110, 86677665, 104013198, 173355330, 260032995, 520065990]

約数ペア:

[(1, 520065990), (2, 260032995), (3, 173355330), (5, 104013198), (6, 86677665), (9, 57785110), (10, 52006599), (15, 34671066), (18, 28892555), (29, 17933310), (30, 17335533), (45, 11557022), (58, 8966655), (87, 5977770), (90, 5778511), (145, 3586662), (174, 2988885), (261, 1992590), (290, 1793331), (435, 1195554), (522, 996295), (841, 618390), (870, 597777), (1305, 398518), (1682, 309195), (2523, 206130), (2610, 199259), (4205, 123678), (5046, 103065), (6871, 75690), (7569, 68710), (8410, 61839), (12615, 41226), (13742, 37845), (15138, 34355), (20613, 25230)]