172912374700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{20773}}^1$

素因数の和:21156

約数の個数: 144

約数和(自身を含む): 426633145120

約数和(自身を除く): 253720770420

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 337, 380, 475, 494, 650, 674, 950, 988, 1235, 1300, 1348, 1685, 1900, 2470, 3370, 4381, 4940, 6175, 6403, 6740, 8425, 8762, 12350, 12806, 16850, 17524, 20773, 21905, 24700, 25612, 32015, 33700, 41546, 43810, 64030, 83092, 83239, 87620, 103865, 109525, 128060, 160075, 166478, 207730, 219050, 270049, 320150, 332956, 394687, 415460, 416195, 438100, 519325, 540098, 640300, 789374, 832390, 1038650, 1080196, 1350245, 1578748, 1664780, 1973435, 2077300, 2080975, 2700490, 3946870, 4161950, 5130931, 5400980, 6751225, 7000501, 7893740, 8323900, 9867175, 10261862, 13502450, 14001002, 19734350, 20523724, 25654655, 27004900, 28002004, 35002505, 39468700, 51309310, 70005010, 91006513, 102618620, 128273275, 133009519, 140010020, 175012525, 182013026, 256546550, 266019038, 350025050, 364026052, 455032565, 513093100, 532038076, 665047595, 700050100, 910065130, 1330095190, 1729123747, 1820130260, 2275162825, 2660190380, 3325237975, 3458247494, 4550325650, 6650475950, 6916494988, 8645618735, 9100651300, 13300951900, 17291237470, 34582474940, 43228093675, 86456187350, 172912374700]

約数ペア:

[(1, 172912374700), (2, 86456187350), (4, 43228093675), (5, 34582474940), (10, 17291237470), (13, 13300951900), (19, 9100651300), (20, 8645618735), (25, 6916494988), (26, 6650475950), (38, 4550325650), (50, 3458247494), (52, 3325237975), (65, 2660190380), (76, 2275162825), (95, 1820130260), (100, 1729123747), (130, 1330095190), (190, 910065130), (247, 700050100), (260, 665047595), (325, 532038076), (337, 513093100), (380, 455032565), (475, 364026052), (494, 350025050), (650, 266019038), (674, 256546550), (950, 182013026), (988, 175012525), (1235, 140010020), (1300, 133009519), (1348, 128273275), (1685, 102618620), (1900, 91006513), (2470, 70005010), (3370, 51309310), (4381, 39468700), (4940, 35002505), (6175, 28002004), (6403, 27004900), (6740, 25654655), (8425, 20523724), (8762, 19734350), (12350, 14001002), (12806, 13502450), (16850, 10261862), (17524, 9867175), (20773, 8323900), (21905, 7893740), (24700, 7000501), (25612, 6751225), (32015, 5400980), (33700, 5130931), (41546, 4161950), (43810, 3946870), (64030, 2700490), (83092, 2080975), (83239, 2077300), (87620, 1973435), (103865, 1664780), (109525, 1578748), (128060, 1350245), (160075, 1080196), (166478, 1038650), (207730, 832390), (219050, 789374), (270049, 640300), (320150, 540098), (332956, 519325), (394687, 438100), (415460, 416195)]