83562640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{21317}}^1$

素因数の和:21344

約数の個数: 60

約数和(自身を含む): 226013436

約数和(自身を除く): 142450796

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 21317, 42634, 85268, 106585, 149219, 170536, 213170, 298438, 341072, 426340, 596876, 746095, 852680, 1044533, 1193752, 1492190, 1705360, 2089066, 2387504, 2984380, 4178132, 5222665, 5968760, 8356264, 10445330, 11937520, 16712528, 20890660, 41781320, 83562640]

約数ペア:

[(1, 83562640), (2, 41781320), (4, 20890660), (5, 16712528), (7, 11937520), (8, 10445330), (10, 8356264), (14, 5968760), (16, 5222665), (20, 4178132), (28, 2984380), (35, 2387504), (40, 2089066), (49, 1705360), (56, 1492190), (70, 1193752), (80, 1044533), (98, 852680), (112, 746095), (140, 596876), (196, 426340), (245, 341072), (280, 298438), (392, 213170), (490, 170536), (560, 149219), (784, 106585), (980, 85268), (1960, 42634), (3920, 21317)]