84351800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{32443}}^1$

素因数の和:32472

約数の個数: 48

約数和(自身を含む): 211210440

約数和(自身を除く): 126858640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 32443, 64886, 129772, 162215, 259544, 324430, 421759, 648860, 811075, 843518, 1297720, 1622150, 1687036, 2108795, 3244300, 3374072, 4217590, 6488600, 8435180, 10543975, 16870360, 21087950, 42175900, 84351800]

約数ペア:

[(1, 84351800), (2, 42175900), (4, 21087950), (5, 16870360), (8, 10543975), (10, 8435180), (13, 6488600), (20, 4217590), (25, 3374072), (26, 3244300), (40, 2108795), (50, 1687036), (52, 1622150), (65, 1297720), (100, 843518), (104, 811075), (130, 648860), (200, 421759), (260, 324430), (325, 259544), (520, 162215), (650, 129772), (1300, 64886), (2600, 32443)]