89943425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 132699840

約数和(自身を除く): 42756415

約数列:

[1, 5, 11, 13, 25, 55, 65, 139, 143, 181, 275, 325, 695, 715, 905, 1529, 1807, 1991, 2353, 3475, 3575, 4525, 7645, 9035, 9955, 11765, 19877, 25159, 25883, 38225, 45175, 49775, 58825, 99385, 125795, 129415, 276749, 327067, 496925, 628975, 647075, 1383745, 1635335, 3597737, 6918725, 8176675, 17988685, 89943425]

約数ペア:

[(1, 89943425), (5, 17988685), (11, 8176675), (13, 6918725), (25, 3597737), (55, 1635335), (65, 1383745), (139, 647075), (143, 628975), (181, 496925), (275, 327067), (325, 276749), (695, 129415), (715, 125795), (905, 99385), (1529, 58825), (1807, 49775), (1991, 45175), (2353, 38225), (3475, 25883), (3575, 25159), (4525, 19877), (7645, 11765), (9035, 9955)]