51912440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:632

約数の個数: 64

約数和(自身を含む): 121772160

約数和(自身を除く): 69859720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 53, 94, 106, 188, 212, 235, 265, 376, 424, 470, 521, 530, 940, 1042, 1060, 1880, 2084, 2120, 2491, 2605, 4168, 4982, 5210, 9964, 10420, 12455, 19928, 20840, 24487, 24910, 27613, 48974, 49820, 55226, 97948, 99640, 110452, 122435, 138065, 195896, 220904, 244870, 276130, 489740, 552260, 979480, 1104520, 1297811, 2595622, 5191244, 6489055, 10382488, 12978110, 25956220, 51912440]

約数ペア:

[(1, 51912440), (2, 25956220), (4, 12978110), (5, 10382488), (8, 6489055), (10, 5191244), (20, 2595622), (40, 1297811), (47, 1104520), (53, 979480), (94, 552260), (106, 489740), (188, 276130), (212, 244870), (235, 220904), (265, 195896), (376, 138065), (424, 122435), (470, 110452), (521, 99640), (530, 97948), (940, 55226), (1042, 49820), (1060, 48974), (1880, 27613), (2084, 24910), (2120, 24487), (2491, 20840), (2605, 19928), (4168, 12455), (4982, 10420), (5210, 9964)]