66994980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{6607}}^1$

素因数の和:6645

約数の個数: 72

約数和(自身を含む): 203156352

約数和(自身を除く): 136161372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 6607, 10140, 13214, 19821, 26428, 33035, 39642, 66070, 79284, 85891, 99105, 132140, 171782, 198210, 257673, 343564, 396420, 429455, 515346, 858910, 1030692, 1116583, 1288365, 1717820, 2233166, 2576730, 3349749, 4466332, 5153460, 5582915, 6699498, 11165830, 13398996, 16748745, 22331660, 33497490, 66994980]

約数ペア:

[(1, 66994980), (2, 33497490), (3, 22331660), (4, 16748745), (5, 13398996), (6, 11165830), (10, 6699498), (12, 5582915), (13, 5153460), (15, 4466332), (20, 3349749), (26, 2576730), (30, 2233166), (39, 1717820), (52, 1288365), (60, 1116583), (65, 1030692), (78, 858910), (130, 515346), (156, 429455), (169, 396420), (195, 343564), (260, 257673), (338, 198210), (390, 171782), (507, 132140), (676, 99105), (780, 85891), (845, 79284), (1014, 66070), (1690, 39642), (2028, 33035), (2535, 26428), (3380, 19821), (5070, 13214), (6607, 10140)]