64653160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 174182400

約数和(自身を除く): 109529240

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 89, 104, 110, 127, 130, 143, 178, 220, 254, 260, 286, 356, 440, 445, 508, 520, 572, 635, 712, 715, 890, 979, 1016, 1144, 1157, 1270, 1397, 1430, 1651, 1780, 1958, 2314, 2540, 2794, 2860, 3302, 3560, 3916, 4628, 4895, 5080, 5588, 5720, 5785, 6604, 6985, 7832, 8255, 9256, 9790, 11176, 11303, 11570, 12727, 13208, 13970, 16510, 18161, 19580, 22606, 23140, 25454, 27940, 33020, 36322, 39160, 45212, 46280, 50908, 55880, 56515, 63635, 66040, 72644, 90424, 90805, 101816, 113030, 124333, 127270, 145288, 146939, 181610, 226060, 248666, 254540, 293878, 363220, 452120, 497332, 509080, 587756, 621665, 726440, 734695, 994664, 1175512, 1243330, 1469390, 1616329, 2486660, 2938780, 3232658, 4973320, 5877560, 6465316, 8081645, 12930632, 16163290, 32326580, 64653160]

約数ペア:

[(1, 64653160), (2, 32326580), (4, 16163290), (5, 12930632), (8, 8081645), (10, 6465316), (11, 5877560), (13, 4973320), (20, 3232658), (22, 2938780), (26, 2486660), (40, 1616329), (44, 1469390), (52, 1243330), (55, 1175512), (65, 994664), (88, 734695), (89, 726440), (104, 621665), (110, 587756), (127, 509080), (130, 497332), (143, 452120), (178, 363220), (220, 293878), (254, 254540), (260, 248666), (286, 226060), (356, 181610), (440, 146939), (445, 145288), (508, 127270), (520, 124333), (572, 113030), (635, 101816), (712, 90805), (715, 90424), (890, 72644), (979, 66040), (1016, 63635), (1144, 56515), (1157, 55880), (1270, 50908), (1397, 46280), (1430, 45212), (1651, 39160), (1780, 36322), (1958, 33020), (2314, 27940), (2540, 25454), (2794, 23140), (2860, 22606), (3302, 19580), (3560, 18161), (3916, 16510), (4628, 13970), (4895, 13208), (5080, 12727), (5588, 11570), (5720, 11303), (5785, 11176), (6604, 9790), (6985, 9256), (7832, 8255)]