12911600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^2\times {\mathrm{191}}^1$

素因数の和:235

約数の個数: 90

約数和(自身を含む): 33765696

約数和(自身を除く): 20854096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 169, 191, 200, 208, 260, 325, 338, 382, 400, 520, 650, 676, 764, 845, 955, 1040, 1300, 1352, 1528, 1690, 1910, 2483, 2600, 2704, 3056, 3380, 3820, 4225, 4775, 4966, 5200, 6760, 7640, 8450, 9550, 9932, 12415, 13520, 15280, 16900, 19100, 19864, 24830, 32279, 33800, 38200, 39728, 49660, 62075, 64558, 67600, 76400, 99320, 124150, 129116, 161395, 198640, 248300, 258232, 322790, 496600, 516464, 645580, 806975, 993200, 1291160, 1613950, 2582320, 3227900, 6455800, 12911600]

約数ペア:

[(1, 12911600), (2, 6455800), (4, 3227900), (5, 2582320), (8, 1613950), (10, 1291160), (13, 993200), (16, 806975), (20, 645580), (25, 516464), (26, 496600), (40, 322790), (50, 258232), (52, 248300), (65, 198640), (80, 161395), (100, 129116), (104, 124150), (130, 99320), (169, 76400), (191, 67600), (200, 64558), (208, 62075), (260, 49660), (325, 39728), (338, 38200), (382, 33800), (400, 32279), (520, 24830), (650, 19864), (676, 19100), (764, 16900), (845, 15280), (955, 13520), (1040, 12415), (1300, 9932), (1352, 9550), (1528, 8450), (1690, 7640), (1910, 6760), (2483, 5200), (2600, 4966), (2704, 4775), (3056, 4225), (3380, 3820)]