66704300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{3947}}^1$

素因数の和:3987

約数の個数: 54

約数和(自身を含む): 156779028

約数和(自身を除く): 90074728

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, 3947, 4225, 7894, 8450, 15788, 16900, 19735, 39470, 51311, 78940, 98675, 102622, 197350, 205244, 256555, 394700, 513110, 667043, 1026220, 1282775, 1334086, 2565550, 2668172, 3335215, 5131100, 6670430, 13340860, 16676075, 33352150, 66704300]

約数ペア:

[(1, 66704300), (2, 33352150), (4, 16676075), (5, 13340860), (10, 6670430), (13, 5131100), (20, 3335215), (25, 2668172), (26, 2565550), (50, 1334086), (52, 1282775), (65, 1026220), (100, 667043), (130, 513110), (169, 394700), (260, 256555), (325, 205244), (338, 197350), (650, 102622), (676, 98675), (845, 78940), (1300, 51311), (1690, 39470), (3380, 19735), (3947, 16900), (4225, 15788), (7894, 8450)]