50571780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{347}}^2$

素因数の和:713

約数の個数: 72

約数和(自身を含む): 162297408

約数和(自身を除く): 111725628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 347, 420, 694, 1041, 1388, 1735, 2082, 2429, 3470, 4164, 4858, 5205, 6940, 7287, 9716, 10410, 12145, 14574, 20820, 24290, 29148, 36435, 48580, 72870, 120409, 145740, 240818, 361227, 481636, 602045, 722454, 842863, 1204090, 1444908, 1685726, 1806135, 2408180, 2528589, 3371452, 3612270, 4214315, 5057178, 7224540, 8428630, 10114356, 12642945, 16857260, 25285890, 50571780]

約数ペア:

[(1, 50571780), (2, 25285890), (3, 16857260), (4, 12642945), (5, 10114356), (6, 8428630), (7, 7224540), (10, 5057178), (12, 4214315), (14, 3612270), (15, 3371452), (20, 2528589), (21, 2408180), (28, 1806135), (30, 1685726), (35, 1444908), (42, 1204090), (60, 842863), (70, 722454), (84, 602045), (105, 481636), (140, 361227), (210, 240818), (347, 145740), (420, 120409), (694, 72870), (1041, 48580), (1388, 36435), (1735, 29148), (2082, 24290), (2429, 20820), (3470, 14574), (4164, 12145), (4858, 10410), (5205, 9716), (6940, 7287)]