97282780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9787}}^1$

素因数の和:9874

約数の個数: 48

約数和(自身を含む): 236791296

約数和(自身を除く): 139508516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9787, 9940, 19574, 39148, 48935, 68509, 97870, 137018, 195740, 274036, 342545, 685090, 694877, 1370180, 1389754, 2779508, 3474385, 4864139, 6948770, 9728278, 13897540, 19456556, 24320695, 48641390, 97282780]

約数ペア:

[(1, 97282780), (2, 48641390), (4, 24320695), (5, 19456556), (7, 13897540), (10, 9728278), (14, 6948770), (20, 4864139), (28, 3474385), (35, 2779508), (70, 1389754), (71, 1370180), (140, 694877), (142, 685090), (284, 342545), (355, 274036), (497, 195740), (710, 137018), (994, 97870), (1420, 68509), (1988, 48935), (2485, 39148), (4970, 19574), (9787, 9940)]