378407900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{22391}}^1$

素因数の和:22431

約数の個数: 54

約数和(自身を含む): 889208712

約数和(自身を除く): 510800812

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 845, 1300, 1690, 3380, 4225, 8450, 16900, 22391, 44782, 89564, 111955, 223910, 291083, 447820, 559775, 582166, 1119550, 1164332, 1455415, 2239100, 2910830, 3784079, 5821660, 7277075, 7568158, 14554150, 15136316, 18920395, 29108300, 37840790, 75681580, 94601975, 189203950, 378407900]

約数ペア:

[(1, 378407900), (2, 189203950), (4, 94601975), (5, 75681580), (10, 37840790), (13, 29108300), (20, 18920395), (25, 15136316), (26, 14554150), (50, 7568158), (52, 7277075), (65, 5821660), (100, 3784079), (130, 2910830), (169, 2239100), (260, 1455415), (325, 1164332), (338, 1119550), (650, 582166), (676, 559775), (845, 447820), (1300, 291083), (1690, 223910), (3380, 111955), (4225, 89564), (8450, 44782), (16900, 22391)]