78601965

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 145297152

約数和(自身を除く): 66695187

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 131, 181, 195, 221, 255, 393, 543, 655, 663, 905, 1105, 1703, 1965, 2227, 2353, 2715, 3077, 3315, 5109, 6681, 7059, 8515, 9231, 11135, 11765, 15385, 23711, 25545, 28951, 33405, 35295, 40001, 46155, 71133, 86853, 118555, 120003, 144755, 200005, 308243, 355665, 403087, 434265, 600015, 924729, 1209261, 1541215, 2015435, 4623645, 5240131, 6046305, 15720393, 26200655, 78601965]

約数ペア:

[(1, 78601965), (3, 26200655), (5, 15720393), (13, 6046305), (15, 5240131), (17, 4623645), (39, 2015435), (51, 1541215), (65, 1209261), (85, 924729), (131, 600015), (181, 434265), (195, 403087), (221, 355665), (255, 308243), (393, 200005), (543, 144755), (655, 120003), (663, 118555), (905, 86853), (1105, 71133), (1703, 46155), (1965, 40001), (2227, 35295), (2353, 33405), (2715, 28951), (3077, 25545), (3315, 23711), (5109, 15385), (6681, 11765), (7059, 11135), (8515, 9231)]