25639550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:365

約数の個数: 48

約数和(自身を含む): 50822640

約数和(自身を除く): 25183090

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 137, 190, 197, 274, 394, 475, 685, 950, 985, 1370, 1970, 2603, 3425, 3743, 4925, 5206, 6850, 7486, 9850, 13015, 18715, 26030, 26989, 37430, 53978, 65075, 93575, 130150, 134945, 187150, 269890, 512791, 674725, 1025582, 1349450, 2563955, 5127910, 12819775, 25639550]

約数ペア:

[(1, 25639550), (2, 12819775), (5, 5127910), (10, 2563955), (19, 1349450), (25, 1025582), (38, 674725), (50, 512791), (95, 269890), (137, 187150), (190, 134945), (197, 130150), (274, 93575), (394, 65075), (475, 53978), (685, 37430), (950, 26989), (985, 26030), (1370, 18715), (1970, 13015), (2603, 9850), (3425, 7486), (3743, 6850), (4925, 5206)]