64418000

素因数分解:

$2^4\times 5^3\times {\mathrm{31}}^1\times {\mathrm{1039}}^1$

素因数の和:1093

約数の個数: 80

約数和(自身を含む): 160942080

約数和(自身を除く): 96524080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 310, 400, 496, 500, 620, 775, 1000, 1039, 1240, 1550, 2000, 2078, 2480, 3100, 3875, 4156, 5195, 6200, 7750, 8312, 10390, 12400, 15500, 16624, 20780, 25975, 31000, 32209, 41560, 51950, 62000, 64418, 83120, 103900, 128836, 129875, 161045, 207800, 257672, 259750, 322090, 415600, 515344, 519500, 644180, 805225, 1039000, 1288360, 1610450, 2078000, 2576720, 3220900, 4026125, 6441800, 8052250, 12883600, 16104500, 32209000, 64418000]

約数ペア:

[(1, 64418000), (2, 32209000), (4, 16104500), (5, 12883600), (8, 8052250), (10, 6441800), (16, 4026125), (20, 3220900), (25, 2576720), (31, 2078000), (40, 1610450), (50, 1288360), (62, 1039000), (80, 805225), (100, 644180), (124, 519500), (125, 515344), (155, 415600), (200, 322090), (248, 259750), (250, 257672), (310, 207800), (400, 161045), (496, 129875), (500, 128836), (620, 103900), (775, 83120), (1000, 64418), (1039, 62000), (1240, 51950), (1550, 41560), (2000, 32209), (2078, 31000), (2480, 25975), (3100, 20780), (3875, 16624), (4156, 15500), (5195, 12400), (6200, 10390), (7750, 8312)]