25272260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7477}}^1$

素因数の和:7512

約数の個数: 36

約数和(自身を含む): 57475908

約数和(自身を除く): 32203648

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 7477, 14954, 29908, 37385, 74770, 97201, 149540, 194402, 388804, 486005, 972010, 1263613, 1944020, 2527226, 5054452, 6318065, 12636130, 25272260]

約数ペア:

[(1, 25272260), (2, 12636130), (4, 6318065), (5, 5054452), (10, 2527226), (13, 1944020), (20, 1263613), (26, 972010), (52, 486005), (65, 388804), (130, 194402), (169, 149540), (260, 97201), (338, 74770), (676, 37385), (845, 29908), (1690, 14954), (3380, 7477)]