138054800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:361

約数の個数: 120

約数和(自身を含む): 361643520

約数和(自身を除く): 223588720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 139, 191, 200, 208, 260, 278, 325, 382, 400, 520, 556, 650, 695, 764, 955, 1040, 1112, 1300, 1390, 1528, 1807, 1910, 2224, 2483, 2600, 2780, 3056, 3475, 3614, 3820, 4775, 4966, 5200, 5560, 6950, 7228, 7640, 9035, 9550, 9932, 11120, 12415, 13900, 14456, 15280, 18070, 19100, 19864, 24830, 26549, 27800, 28912, 36140, 38200, 39728, 45175, 49660, 53098, 55600, 62075, 72280, 76400, 90350, 99320, 106196, 124150, 132745, 144560, 180700, 198640, 212392, 248300, 265490, 345137, 361400, 424784, 496600, 530980, 663725, 690274, 722800, 993200, 1061960, 1327450, 1380548, 1725685, 2123920, 2654900, 2761096, 3451370, 5309800, 5522192, 6902740, 8628425, 10619600, 13805480, 17256850, 27610960, 34513700, 69027400, 138054800]

約数ペア:

[(1, 138054800), (2, 69027400), (4, 34513700), (5, 27610960), (8, 17256850), (10, 13805480), (13, 10619600), (16, 8628425), (20, 6902740), (25, 5522192), (26, 5309800), (40, 3451370), (50, 2761096), (52, 2654900), (65, 2123920), (80, 1725685), (100, 1380548), (104, 1327450), (130, 1061960), (139, 993200), (191, 722800), (200, 690274), (208, 663725), (260, 530980), (278, 496600), (325, 424784), (382, 361400), (400, 345137), (520, 265490), (556, 248300), (650, 212392), (695, 198640), (764, 180700), (955, 144560), (1040, 132745), (1112, 124150), (1300, 106196), (1390, 99320), (1528, 90350), (1807, 76400), (1910, 72280), (2224, 62075), (2483, 55600), (2600, 53098), (2780, 49660), (3056, 45175), (3475, 39728), (3614, 38200), (3820, 36140), (4775, 28912), (4966, 27800), (5200, 26549), (5560, 24830), (6950, 19864), (7228, 19100), (7640, 18070), (9035, 15280), (9550, 14456), (9932, 13900), (11120, 12415)]