87730000

素因数分解:

$2^4\times 5^4\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:342

約数の個数: 100

約数和(自身を含む): 220029568

約数和(自身を除く): 132299568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 283, 310, 400, 496, 500, 566, 620, 625, 775, 1000, 1132, 1240, 1250, 1415, 1550, 2000, 2264, 2480, 2500, 2830, 3100, 3875, 4528, 5000, 5660, 6200, 7075, 7750, 8773, 10000, 11320, 12400, 14150, 15500, 17546, 19375, 22640, 28300, 31000, 35092, 35375, 38750, 43865, 56600, 62000, 70184, 70750, 77500, 87730, 113200, 140368, 141500, 155000, 175460, 176875, 219325, 283000, 310000, 350920, 353750, 438650, 566000, 701840, 707500, 877300, 1096625, 1415000, 1754600, 2193250, 2830000, 3509200, 4386500, 5483125, 8773000, 10966250, 17546000, 21932500, 43865000, 87730000]

約数ペア:

[(1, 87730000), (2, 43865000), (4, 21932500), (5, 17546000), (8, 10966250), (10, 8773000), (16, 5483125), (20, 4386500), (25, 3509200), (31, 2830000), (40, 2193250), (50, 1754600), (62, 1415000), (80, 1096625), (100, 877300), (124, 707500), (125, 701840), (155, 566000), (200, 438650), (248, 353750), (250, 350920), (283, 310000), (310, 283000), (400, 219325), (496, 176875), (500, 175460), (566, 155000), (620, 141500), (625, 140368), (775, 113200), (1000, 87730), (1132, 77500), (1240, 70750), (1250, 70184), (1415, 62000), (1550, 56600), (2000, 43865), (2264, 38750), (2480, 35375), (2500, 35092), (2830, 31000), (3100, 28300), (3875, 22640), (4528, 19375), (5000, 17546), (5660, 15500), (6200, 14150), (7075, 12400), (7750, 11320), (8773, 10000)]