127565000

素因数分解:

$2^3\times 5^4\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:880

約数の個数: 80

約数和(自身を含む): 308901120

約数和(自身を除く): 181336120

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 155, 200, 248, 250, 310, 500, 620, 625, 775, 823, 1000, 1240, 1250, 1550, 1646, 2500, 3100, 3292, 3875, 4115, 5000, 6200, 6584, 7750, 8230, 15500, 16460, 19375, 20575, 25513, 31000, 32920, 38750, 41150, 51026, 77500, 82300, 102052, 102875, 127565, 155000, 164600, 204104, 205750, 255130, 411500, 510260, 514375, 637825, 823000, 1020520, 1028750, 1275650, 2057500, 2551300, 3189125, 4115000, 5102600, 6378250, 12756500, 15945625, 25513000, 31891250, 63782500, 127565000]

約数ペア:

[(1, 127565000), (2, 63782500), (4, 31891250), (5, 25513000), (8, 15945625), (10, 12756500), (20, 6378250), (25, 5102600), (31, 4115000), (40, 3189125), (50, 2551300), (62, 2057500), (100, 1275650), (124, 1028750), (125, 1020520), (155, 823000), (200, 637825), (248, 514375), (250, 510260), (310, 411500), (500, 255130), (620, 205750), (625, 204104), (775, 164600), (823, 155000), (1000, 127565), (1240, 102875), (1250, 102052), (1550, 82300), (1646, 77500), (2500, 51026), (3100, 41150), (3292, 38750), (3875, 32920), (4115, 31000), (5000, 25513), (6200, 20575), (6584, 19375), (7750, 16460), (8230, 15500)]