25048000

素因数分解:

$2^6\times 5^3\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:159

約数の個数: 112

約数和(自身を含む): 64666368

約数和(自身を除く): 39618368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 101, 124, 125, 155, 160, 200, 202, 248, 250, 310, 320, 400, 404, 496, 500, 505, 620, 775, 800, 808, 992, 1000, 1010, 1240, 1550, 1600, 1616, 1984, 2000, 2020, 2480, 2525, 3100, 3131, 3232, 3875, 4000, 4040, 4960, 5050, 6200, 6262, 6464, 7750, 8000, 8080, 9920, 10100, 12400, 12524, 12625, 15500, 15655, 16160, 20200, 24800, 25048, 25250, 31000, 31310, 32320, 40400, 49600, 50096, 50500, 62000, 62620, 78275, 80800, 100192, 101000, 124000, 125240, 156550, 161600, 200384, 202000, 248000, 250480, 313100, 391375, 404000, 500960, 626200, 782750, 808000, 1001920, 1252400, 1565500, 2504800, 3131000, 5009600, 6262000, 12524000, 25048000]

約数ペア:

[(1, 25048000), (2, 12524000), (4, 6262000), (5, 5009600), (8, 3131000), (10, 2504800), (16, 1565500), (20, 1252400), (25, 1001920), (31, 808000), (32, 782750), (40, 626200), (50, 500960), (62, 404000), (64, 391375), (80, 313100), (100, 250480), (101, 248000), (124, 202000), (125, 200384), (155, 161600), (160, 156550), (200, 125240), (202, 124000), (248, 101000), (250, 100192), (310, 80800), (320, 78275), (400, 62620), (404, 62000), (496, 50500), (500, 50096), (505, 49600), (620, 40400), (775, 32320), (800, 31310), (808, 31000), (992, 25250), (1000, 25048), (1010, 24800), (1240, 20200), (1550, 16160), (1600, 15655), (1616, 15500), (1984, 12625), (2000, 12524), (2020, 12400), (2480, 10100), (2525, 9920), (3100, 8080), (3131, 8000), (3232, 7750), (3875, 6464), (4000, 6262), (4040, 6200), (4960, 5050)]