651298900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{239}}^1$

素因数の和:506

約数の個数: 144

約数和(自身を含む): 1724889600

約数和(自身を除く): 1073590700

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 229, 238, 239, 340, 350, 425, 458, 476, 478, 595, 700, 850, 916, 956, 1145, 1190, 1195, 1603, 1673, 1700, 2290, 2380, 2390, 2975, 3206, 3346, 3893, 4063, 4580, 4780, 5725, 5950, 5975, 6412, 6692, 7786, 8015, 8126, 8365, 11450, 11900, 11950, 15572, 16030, 16252, 16730, 19465, 20315, 22900, 23900, 27251, 28441, 32060, 33460, 38930, 40075, 40630, 41825, 54502, 54731, 56882, 77860, 80150, 81260, 83650, 97325, 101575, 109004, 109462, 113764, 136255, 142205, 160300, 167300, 194650, 203150, 218924, 272510, 273655, 284410, 383117, 389300, 406300, 545020, 547310, 568820, 681275, 711025, 766234, 930427, 1094620, 1362550, 1368275, 1422050, 1532468, 1860854, 1915585, 2725100, 2736550, 2844100, 3721708, 3831170, 4652135, 5473100, 6512989, 7662340, 9304270, 9577925, 13025978, 18608540, 19155850, 23260675, 26051956, 32564945, 38311700, 46521350, 65129890, 93042700, 130259780, 162824725, 325649450, 651298900]

約数ペア:

[(1, 651298900), (2, 325649450), (4, 162824725), (5, 130259780), (7, 93042700), (10, 65129890), (14, 46521350), (17, 38311700), (20, 32564945), (25, 26051956), (28, 23260675), (34, 19155850), (35, 18608540), (50, 13025978), (68, 9577925), (70, 9304270), (85, 7662340), (100, 6512989), (119, 5473100), (140, 4652135), (170, 3831170), (175, 3721708), (229, 2844100), (238, 2736550), (239, 2725100), (340, 1915585), (350, 1860854), (425, 1532468), (458, 1422050), (476, 1368275), (478, 1362550), (595, 1094620), (700, 930427), (850, 766234), (916, 711025), (956, 681275), (1145, 568820), (1190, 547310), (1195, 545020), (1603, 406300), (1673, 389300), (1700, 383117), (2290, 284410), (2380, 273655), (2390, 272510), (2975, 218924), (3206, 203150), (3346, 194650), (3893, 167300), (4063, 160300), (4580, 142205), (4780, 136255), (5725, 113764), (5950, 109462), (5975, 109004), (6412, 101575), (6692, 97325), (7786, 83650), (8015, 81260), (8126, 80150), (8365, 77860), (11450, 56882), (11900, 54731), (11950, 54502), (15572, 41825), (16030, 40630), (16252, 40075), (16730, 38930), (19465, 33460), (20315, 32060), (22900, 28441), (23900, 27251)]