51407891795

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{72353}}^1$

素因数の和:73031

約数の個数: 32

約数和(自身を含む): 70453115712

約数和(自身を除く): 19045223917

約数列:

[1, 5, 13, 17, 65, 85, 221, 643, 1105, 3215, 8359, 10931, 41795, 54655, 72353, 142103, 361765, 710515, 940589, 1230001, 4702945, 6150005, 15990013, 46522979, 79950065, 232614895, 604798727, 790890643, 3023993635, 3954453215, 10281578359, 51407891795]

約数ペア:

[(1, 51407891795), (5, 10281578359), (13, 3954453215), (17, 3023993635), (65, 790890643), (85, 604798727), (221, 232614895), (643, 79950065), (1105, 46522979), (3215, 15990013), (8359, 6150005), (10931, 4702945), (41795, 1230001), (54655, 940589), (72353, 710515), (142103, 361765)]