2210000

素因数分解:

$2^4\times 5^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:58

約数の個数: 100

約数和(自身を含む): 6101172

約数和(自身を除く): 3891172

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 80, 85, 100, 104, 125, 130, 136, 170, 200, 208, 221, 250, 260, 272, 325, 340, 400, 425, 442, 500, 520, 625, 650, 680, 850, 884, 1000, 1040, 1105, 1250, 1300, 1360, 1625, 1700, 1768, 2000, 2125, 2210, 2500, 2600, 3250, 3400, 3536, 4250, 4420, 5000, 5200, 5525, 6500, 6800, 8125, 8500, 8840, 10000, 10625, 11050, 13000, 16250, 17000, 17680, 21250, 22100, 26000, 27625, 32500, 34000, 42500, 44200, 55250, 65000, 85000, 88400, 110500, 130000, 138125, 170000, 221000, 276250, 442000, 552500, 1105000, 2210000]

約数ペア:

[(1, 2210000), (2, 1105000), (4, 552500), (5, 442000), (8, 276250), (10, 221000), (13, 170000), (16, 138125), (17, 130000), (20, 110500), (25, 88400), (26, 85000), (34, 65000), (40, 55250), (50, 44200), (52, 42500), (65, 34000), (68, 32500), (80, 27625), (85, 26000), (100, 22100), (104, 21250), (125, 17680), (130, 17000), (136, 16250), (170, 13000), (200, 11050), (208, 10625), (221, 10000), (250, 8840), (260, 8500), (272, 8125), (325, 6800), (340, 6500), (400, 5525), (425, 5200), (442, 5000), (500, 4420), (520, 4250), (625, 3536), (650, 3400), (680, 3250), (850, 2600), (884, 2500), (1000, 2210), (1040, 2125), (1105, 2000), (1250, 1768), (1300, 1700), (1360, 1625)]