90264980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347173}}^1$

素因数の和:347195

約数の個数: 24

約数和(自身を含む): 204138312

約数和(自身を除く): 113873332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 347173, 694346, 1388692, 1735865, 3471730, 4513249, 6943460, 9026498, 18052996, 22566245, 45132490, 90264980]

約数ペア:

[(1, 90264980), (2, 45132490), (4, 22566245), (5, 18052996), (10, 9026498), (13, 6943460), (20, 4513249), (26, 3471730), (52, 1735865), (65, 1388692), (130, 694346), (260, 347173)]