65117560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1823}}^1$

素因数の和:1900

約数の個数: 64

約数和(自身を含む): 157593600

約数和(自身を除く): 92476040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1786, 1823, 1880, 3572, 3646, 4465, 7144, 7292, 8930, 9115, 14584, 17860, 18230, 34637, 35720, 36460, 69274, 72920, 85681, 138548, 171362, 173185, 277096, 342724, 346370, 428405, 685448, 692740, 856810, 1385480, 1627939, 1713620, 3255878, 3427240, 6511756, 8139695, 13023512, 16279390, 32558780, 65117560]

約数ペア:

[(1, 65117560), (2, 32558780), (4, 16279390), (5, 13023512), (8, 8139695), (10, 6511756), (19, 3427240), (20, 3255878), (38, 1713620), (40, 1627939), (47, 1385480), (76, 856810), (94, 692740), (95, 685448), (152, 428405), (188, 346370), (190, 342724), (235, 277096), (376, 173185), (380, 171362), (470, 138548), (760, 85681), (893, 72920), (940, 69274), (1786, 36460), (1823, 35720), (1880, 34637), (3572, 18230), (3646, 17860), (4465, 14584), (7144, 9115), (7292, 8930)]