1390104250

素因数分解:

$2^1\times 5^3\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{367}}^1$

素因数の和:632

約数の個数: 64

約数和(自身を含む): 2652249600

約数和(自身を除く): 1262145350

約数列:

[1, 2, 5, 10, 25, 50, 109, 125, 139, 218, 250, 278, 367, 545, 695, 734, 1090, 1390, 1835, 2725, 3475, 3670, 5450, 6950, 9175, 13625, 15151, 17375, 18350, 27250, 30302, 34750, 40003, 45875, 51013, 75755, 80006, 91750, 102026, 151510, 200015, 255065, 378775, 400030, 510130, 757550, 1000075, 1275325, 1893875, 2000150, 2550650, 3787750, 5000375, 5560417, 6376625, 10000750, 11120834, 12753250, 27802085, 55604170, 139010425, 278020850, 695052125, 1390104250]

約数ペア:

[(1, 1390104250), (2, 695052125), (5, 278020850), (10, 139010425), (25, 55604170), (50, 27802085), (109, 12753250), (125, 11120834), (139, 10000750), (218, 6376625), (250, 5560417), (278, 5000375), (367, 3787750), (545, 2550650), (695, 2000150), (734, 1893875), (1090, 1275325), (1390, 1000075), (1835, 757550), (2725, 510130), (3475, 400030), (3670, 378775), (5450, 255065), (6950, 200015), (9175, 151510), (13625, 102026), (15151, 91750), (17375, 80006), (18350, 75755), (27250, 51013), (30302, 45875), (34750, 40003)]