68907800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1559}}^1$

素因数の和:1605

約数の個数: 96

約数和(自身を含む): 182800800

約数和(自身を除く): 113893000

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 85, 100, 104, 130, 136, 170, 200, 221, 260, 325, 340, 425, 442, 520, 650, 680, 850, 884, 1105, 1300, 1559, 1700, 1768, 2210, 2600, 3118, 3400, 4420, 5525, 6236, 7795, 8840, 11050, 12472, 15590, 20267, 22100, 26503, 31180, 38975, 40534, 44200, 53006, 62360, 77950, 81068, 101335, 106012, 132515, 155900, 162136, 202670, 212024, 265030, 311800, 344539, 405340, 506675, 530060, 662575, 689078, 810680, 1013350, 1060120, 1325150, 1378156, 1722695, 2026700, 2650300, 2756312, 3445390, 4053400, 5300600, 6890780, 8613475, 13781560, 17226950, 34453900, 68907800]

約数ペア:

[(1, 68907800), (2, 34453900), (4, 17226950), (5, 13781560), (8, 8613475), (10, 6890780), (13, 5300600), (17, 4053400), (20, 3445390), (25, 2756312), (26, 2650300), (34, 2026700), (40, 1722695), (50, 1378156), (52, 1325150), (65, 1060120), (68, 1013350), (85, 810680), (100, 689078), (104, 662575), (130, 530060), (136, 506675), (170, 405340), (200, 344539), (221, 311800), (260, 265030), (325, 212024), (340, 202670), (425, 162136), (442, 155900), (520, 132515), (650, 106012), (680, 101335), (850, 81068), (884, 77950), (1105, 62360), (1300, 53006), (1559, 44200), (1700, 40534), (1768, 38975), (2210, 31180), (2600, 26503), (3118, 22100), (3400, 20267), (4420, 15590), (5525, 12472), (6236, 11050), (7795, 8840)]