78244000

素因数分解:

$2^5\times 5^3\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:687

約数の個数: 96

約数和(自身を含む): 198761472

約数和(自身を除く): 120517472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 125, 155, 160, 200, 248, 250, 310, 400, 496, 500, 620, 631, 775, 800, 992, 1000, 1240, 1262, 1550, 2000, 2480, 2524, 3100, 3155, 3875, 4000, 4960, 5048, 6200, 6310, 7750, 10096, 12400, 12620, 15500, 15775, 19561, 20192, 24800, 25240, 31000, 31550, 39122, 50480, 62000, 63100, 78244, 78875, 97805, 100960, 124000, 126200, 156488, 157750, 195610, 252400, 312976, 315500, 391220, 489025, 504800, 625952, 631000, 782440, 978050, 1262000, 1564880, 1956100, 2445125, 2524000, 3129760, 3912200, 4890250, 7824400, 9780500, 15648800, 19561000, 39122000, 78244000]

約数ペア:

[(1, 78244000), (2, 39122000), (4, 19561000), (5, 15648800), (8, 9780500), (10, 7824400), (16, 4890250), (20, 3912200), (25, 3129760), (31, 2524000), (32, 2445125), (40, 1956100), (50, 1564880), (62, 1262000), (80, 978050), (100, 782440), (124, 631000), (125, 625952), (155, 504800), (160, 489025), (200, 391220), (248, 315500), (250, 312976), (310, 252400), (400, 195610), (496, 157750), (500, 156488), (620, 126200), (631, 124000), (775, 100960), (800, 97805), (992, 78875), (1000, 78244), (1240, 63100), (1262, 62000), (1550, 50480), (2000, 39122), (2480, 31550), (2524, 31000), (3100, 25240), (3155, 24800), (3875, 20192), (4000, 19561), (4960, 15775), (5048, 15500), (6200, 12620), (6310, 12400), (7750, 10096)]