30291805

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 10350755

約数列:

[1, 5, 23, 29, 31, 115, 145, 155, 293, 667, 713, 899, 1465, 3335, 3565, 4495, 6739, 8497, 9083, 20677, 33695, 42485, 45415, 103385, 195431, 208909, 263407, 977155, 1044545, 1317035, 6058361, 30291805]

約数ペア:

[(1, 30291805), (5, 6058361), (23, 1317035), (29, 1044545), (31, 977155), (115, 263407), (145, 208909), (155, 195431), (293, 103385), (667, 45415), (713, 42485), (899, 33695), (1465, 20677), (3335, 9083), (3565, 8497), (4495, 6739)]