5280276560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{390553}}^1$

素因数の和:390592

約数の個数: 60

約数和(自身を含む): 13293677052

約数和(自身を除く): 8013400492

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6760, 13520, 390553, 781106, 1562212, 1952765, 3124424, 3905530, 5077189, 6248848, 7811060, 10154378, 15622120, 20308756, 25385945, 31244240, 40617512, 50771890, 66003457, 81235024, 101543780, 132006914, 203087560, 264013828, 330017285, 406175120, 528027656, 660034570, 1056055312, 1320069140, 2640138280, 5280276560]

約数ペア:

[(1, 5280276560), (2, 2640138280), (4, 1320069140), (5, 1056055312), (8, 660034570), (10, 528027656), (13, 406175120), (16, 330017285), (20, 264013828), (26, 203087560), (40, 132006914), (52, 101543780), (65, 81235024), (80, 66003457), (104, 50771890), (130, 40617512), (169, 31244240), (208, 25385945), (260, 20308756), (338, 15622120), (520, 10154378), (676, 7811060), (845, 6248848), (1040, 5077189), (1352, 3905530), (1690, 3124424), (2704, 1952765), (3380, 1562212), (6760, 781106), (13520, 390553)]