74865700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:486

約数の個数: 144

約数和(自身を含む): 210958720

約数和(自身を除く): 136093020

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 25, 26, 28, 35, 38, 50, 52, 65, 70, 76, 91, 95, 100, 130, 133, 140, 175, 182, 190, 247, 260, 266, 325, 350, 364, 380, 433, 455, 475, 494, 532, 650, 665, 700, 866, 910, 950, 988, 1235, 1300, 1330, 1729, 1732, 1820, 1900, 2165, 2275, 2470, 2660, 3031, 3325, 3458, 4330, 4550, 4940, 5629, 6062, 6175, 6650, 6916, 8227, 8645, 8660, 9100, 10825, 11258, 12124, 12350, 13300, 15155, 16454, 17290, 21650, 22516, 24700, 28145, 30310, 32908, 34580, 39403, 41135, 43225, 43300, 56290, 57589, 60620, 75775, 78806, 82270, 86450, 106951, 112580, 115178, 140725, 151550, 157612, 164540, 172900, 197015, 205675, 213902, 230356, 281450, 287945, 303100, 394030, 411350, 427804, 534755, 562900, 575890, 748657, 788060, 822700, 985075, 1069510, 1151780, 1439725, 1497314, 1970150, 2139020, 2673775, 2879450, 2994628, 3743285, 3940300, 5347550, 5758900, 7486570, 10695100, 14973140, 18716425, 37432850, 74865700]

約数ペア:

[(1, 74865700), (2, 37432850), (4, 18716425), (5, 14973140), (7, 10695100), (10, 7486570), (13, 5758900), (14, 5347550), (19, 3940300), (20, 3743285), (25, 2994628), (26, 2879450), (28, 2673775), (35, 2139020), (38, 1970150), (50, 1497314), (52, 1439725), (65, 1151780), (70, 1069510), (76, 985075), (91, 822700), (95, 788060), (100, 748657), (130, 575890), (133, 562900), (140, 534755), (175, 427804), (182, 411350), (190, 394030), (247, 303100), (260, 287945), (266, 281450), (325, 230356), (350, 213902), (364, 205675), (380, 197015), (433, 172900), (455, 164540), (475, 157612), (494, 151550), (532, 140725), (650, 115178), (665, 112580), (700, 106951), (866, 86450), (910, 82270), (950, 78806), (988, 75775), (1235, 60620), (1300, 57589), (1330, 56290), (1729, 43300), (1732, 43225), (1820, 41135), (1900, 39403), (2165, 34580), (2275, 32908), (2470, 30310), (2660, 28145), (3031, 24700), (3325, 22516), (3458, 21650), (4330, 17290), (4550, 16454), (4940, 15155), (5629, 13300), (6062, 12350), (6175, 12124), (6650, 11258), (6916, 10825), (8227, 9100), (8645, 8660)]