201895955

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 260444160

約数和(自身を除く): 58548205

約数列:

[1, 5, 23, 71, 79, 115, 313, 355, 395, 1565, 1633, 1817, 5609, 7199, 8165, 9085, 22223, 24727, 28045, 35995, 111115, 123635, 129007, 511129, 568721, 645035, 1755617, 2555645, 2843605, 8778085, 40379191, 201895955]

約数ペア:

[(1, 201895955), (5, 40379191), (23, 8778085), (71, 2843605), (79, 2555645), (115, 1755617), (313, 645035), (355, 568721), (395, 511129), (1565, 129007), (1633, 123635), (1817, 111115), (5609, 35995), (7199, 28045), (8165, 24727), (9085, 22223)]