99913775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 141324288

約数和(自身を除く): 41410513

約数列:

[1, 5, 13, 25, 31, 47, 65, 155, 211, 235, 325, 403, 611, 775, 1055, 1175, 1457, 2015, 2743, 3055, 5275, 6541, 7285, 9917, 10075, 13715, 15275, 18941, 32705, 36425, 49585, 68575, 85033, 94705, 128921, 163525, 247925, 307427, 425165, 473525, 644605, 1537135, 2125825, 3223025, 3996551, 7685675, 19982755, 99913775]

約数ペア:

[(1, 99913775), (5, 19982755), (13, 7685675), (25, 3996551), (31, 3223025), (47, 2125825), (65, 1537135), (155, 644605), (211, 473525), (235, 425165), (325, 307427), (403, 247925), (611, 163525), (775, 128921), (1055, 94705), (1175, 85033), (1457, 68575), (2015, 49585), (2743, 36425), (3055, 32705), (5275, 18941), (6541, 15275), (7285, 13715), (9917, 10075)]