64258000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:150

約数の個数: 120

約数和(自身を含む): 165826440

約数和(自身を除く): 101568440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 89, 95, 100, 125, 152, 178, 190, 200, 250, 304, 356, 361, 380, 400, 445, 475, 500, 712, 722, 760, 890, 950, 1000, 1424, 1444, 1520, 1691, 1780, 1805, 1900, 2000, 2225, 2375, 2888, 3382, 3560, 3610, 3800, 4450, 4750, 5776, 6764, 7120, 7220, 7600, 8455, 8900, 9025, 9500, 11125, 13528, 14440, 16910, 17800, 18050, 19000, 22250, 27056, 28880, 32129, 33820, 35600, 36100, 38000, 42275, 44500, 45125, 64258, 67640, 72200, 84550, 89000, 90250, 128516, 135280, 144400, 160645, 169100, 178000, 180500, 211375, 257032, 321290, 338200, 361000, 422750, 514064, 642580, 676400, 722000, 803225, 845500, 1285160, 1606450, 1691000, 2570320, 3212900, 3382000, 4016125, 6425800, 8032250, 12851600, 16064500, 32129000, 64258000]

約数ペア:

[(1, 64258000), (2, 32129000), (4, 16064500), (5, 12851600), (8, 8032250), (10, 6425800), (16, 4016125), (19, 3382000), (20, 3212900), (25, 2570320), (38, 1691000), (40, 1606450), (50, 1285160), (76, 845500), (80, 803225), (89, 722000), (95, 676400), (100, 642580), (125, 514064), (152, 422750), (178, 361000), (190, 338200), (200, 321290), (250, 257032), (304, 211375), (356, 180500), (361, 178000), (380, 169100), (400, 160645), (445, 144400), (475, 135280), (500, 128516), (712, 90250), (722, 89000), (760, 84550), (890, 72200), (950, 67640), (1000, 64258), (1424, 45125), (1444, 44500), (1520, 42275), (1691, 38000), (1780, 36100), (1805, 35600), (1900, 33820), (2000, 32129), (2225, 28880), (2375, 27056), (2888, 22250), (3382, 19000), (3560, 18050), (3610, 17800), (3800, 16910), (4450, 14440), (4750, 13528), (5776, 11125), (6764, 9500), (7120, 9025), (7220, 8900), (7600, 8455)]