8142800000

素因数分解:

$2^7\times 5^5\times {\mathrm{20357}}^1$

素因数の和:20396

約数の個数: 96

約数和(自身を含む): 20277178740

約数和(自身を除く): 12134378740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 400, 500, 625, 640, 800, 1000, 1250, 1600, 2000, 2500, 3125, 3200, 4000, 5000, 6250, 8000, 10000, 12500, 16000, 20000, 20357, 25000, 40000, 40714, 50000, 80000, 81428, 100000, 101785, 162856, 200000, 203570, 325712, 400000, 407140, 508925, 651424, 814280, 1017850, 1302848, 1628560, 2035700, 2544625, 2605696, 3257120, 4071400, 5089250, 6514240, 8142800, 10178500, 12723125, 13028480, 16285600, 20357000, 25446250, 32571200, 40714000, 50892500, 63615625, 65142400, 81428000, 101785000, 127231250, 162856000, 203570000, 254462500, 325712000, 407140000, 508925000, 814280000, 1017850000, 1628560000, 2035700000, 4071400000, 8142800000]

約数ペア:

[(1, 8142800000), (2, 4071400000), (4, 2035700000), (5, 1628560000), (8, 1017850000), (10, 814280000), (16, 508925000), (20, 407140000), (25, 325712000), (32, 254462500), (40, 203570000), (50, 162856000), (64, 127231250), (80, 101785000), (100, 81428000), (125, 65142400), (128, 63615625), (160, 50892500), (200, 40714000), (250, 32571200), (320, 25446250), (400, 20357000), (500, 16285600), (625, 13028480), (640, 12723125), (800, 10178500), (1000, 8142800), (1250, 6514240), (1600, 5089250), (2000, 4071400), (2500, 3257120), (3125, 2605696), (3200, 2544625), (4000, 2035700), (5000, 1628560), (6250, 1302848), (8000, 1017850), (10000, 814280), (12500, 651424), (16000, 508925), (20000, 407140), (20357, 400000), (25000, 325712), (40000, 203570), (40714, 200000), (50000, 162856), (80000, 101785), (81428, 100000)]