255968093600

素因数分解:

$2^5\times 5^2\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{9803}}^1$

素因数の和:10207

約数の個数: 144

約数和(自身を含む): 632317529088

約数和(自身を除く): 376349435488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 127, 160, 200, 254, 257, 400, 508, 514, 635, 800, 1016, 1028, 1270, 1285, 2032, 2056, 2540, 2570, 3175, 4064, 4112, 5080, 5140, 6350, 6425, 8224, 9803, 10160, 10280, 12700, 12850, 19606, 20320, 20560, 25400, 25700, 32639, 39212, 41120, 49015, 50800, 51400, 65278, 78424, 98030, 101600, 102800, 130556, 156848, 163195, 196060, 205600, 245075, 261112, 313696, 326390, 392120, 490150, 522224, 652780, 784240, 815975, 980300, 1044448, 1244981, 1305560, 1568480, 1631950, 1960600, 2489962, 2519371, 2611120, 3263900, 3921200, 4979924, 5038742, 5222240, 6224905, 6527800, 7842400, 9959848, 10077484, 12449810, 12596855, 13055600, 19919696, 20154968, 24899620, 25193710, 26111200, 31124525, 39839392, 40309936, 49799240, 50387420, 62249050, 62984275, 80619872, 99598480, 100774840, 124498100, 125968550, 199196960, 201549680, 248996200, 251937100, 319960117, 403099360, 497992400, 503874200, 639920234, 995984800, 1007748400, 1279840468, 1599800585, 2015496800, 2559680936, 3199601170, 5119361872, 6399202340, 7999002925, 10238723744, 12798404680, 15998005850, 25596809360, 31996011700, 51193618720, 63992023400, 127984046800, 255968093600]

約数ペア:

[(1, 255968093600), (2, 127984046800), (4, 63992023400), (5, 51193618720), (8, 31996011700), (10, 25596809360), (16, 15998005850), (20, 12798404680), (25, 10238723744), (32, 7999002925), (40, 6399202340), (50, 5119361872), (80, 3199601170), (100, 2559680936), (127, 2015496800), (160, 1599800585), (200, 1279840468), (254, 1007748400), (257, 995984800), (400, 639920234), (508, 503874200), (514, 497992400), (635, 403099360), (800, 319960117), (1016, 251937100), (1028, 248996200), (1270, 201549680), (1285, 199196960), (2032, 125968550), (2056, 124498100), (2540, 100774840), (2570, 99598480), (3175, 80619872), (4064, 62984275), (4112, 62249050), (5080, 50387420), (5140, 49799240), (6350, 40309936), (6425, 39839392), (8224, 31124525), (9803, 26111200), (10160, 25193710), (10280, 24899620), (12700, 20154968), (12850, 19919696), (19606, 13055600), (20320, 12596855), (20560, 12449810), (25400, 10077484), (25700, 9959848), (32639, 7842400), (39212, 6527800), (41120, 6224905), (49015, 5222240), (50800, 5038742), (51400, 4979924), (65278, 3921200), (78424, 3263900), (98030, 2611120), (101600, 2519371), (102800, 2489962), (130556, 1960600), (156848, 1631950), (163195, 1568480), (196060, 1305560), (205600, 1244981), (245075, 1044448), (261112, 980300), (313696, 815975), (326390, 784240), (392120, 652780), (490150, 522224)]