49684940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{631}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 108724224

約数和(自身を除く): 59039284

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 127, 155, 254, 310, 508, 620, 631, 635, 1262, 1270, 2524, 2540, 3155, 3937, 6310, 7874, 12620, 15748, 19561, 19685, 39122, 39370, 78244, 78740, 80137, 97805, 160274, 195610, 320548, 391220, 400685, 801370, 1602740, 2484247, 4968494, 9936988, 12421235, 24842470, 49684940]

約数ペア:

[(1, 49684940), (2, 24842470), (4, 12421235), (5, 9936988), (10, 4968494), (20, 2484247), (31, 1602740), (62, 801370), (124, 400685), (127, 391220), (155, 320548), (254, 195610), (310, 160274), (508, 97805), (620, 80137), (631, 78740), (635, 78244), (1262, 39370), (1270, 39122), (2524, 19685), (2540, 19561), (3155, 15748), (3937, 12620), (6310, 7874)]