63744980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{245173}}^1$

素因数の和:245195

約数の個数: 24

約数和(自身を含む): 144162312

約数和(自身を除く): 80417332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 245173, 490346, 980692, 1225865, 2451730, 3187249, 4903460, 6374498, 12748996, 15936245, 31872490, 63744980]

約数ペア:

[(1, 63744980), (2, 31872490), (4, 15936245), (5, 12748996), (10, 6374498), (13, 4903460), (20, 3187249), (26, 2451730), (52, 1225865), (65, 980692), (130, 490346), (260, 245173)]