53151280

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:196

約数の個数: 160

約数和(自身を含む): 156240000

約数和(自身を除く): 103088720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 149, 182, 196, 208, 245, 260, 280, 298, 343, 364, 392, 455, 490, 520, 560, 596, 637, 686, 728, 745, 784, 910, 980, 1040, 1043, 1192, 1274, 1372, 1456, 1490, 1715, 1820, 1937, 1960, 2086, 2384, 2548, 2744, 2980, 3185, 3430, 3640, 3874, 3920, 4172, 4459, 5096, 5215, 5488, 5960, 6370, 6860, 7280, 7301, 7748, 8344, 8918, 9685, 10192, 10430, 11920, 12740, 13559, 13720, 14602, 15496, 16688, 17836, 19370, 20860, 22295, 25480, 27118, 27440, 29204, 30992, 35672, 36505, 38740, 41720, 44590, 50960, 51107, 54236, 58408, 67795, 71344, 73010, 77480, 83440, 89180, 94913, 102214, 108472, 116816, 135590, 146020, 154960, 178360, 189826, 204428, 216944, 255535, 271180, 292040, 356720, 379652, 408856, 474565, 511070, 542360, 584080, 664391, 759304, 817712, 949130, 1022140, 1084720, 1328782, 1518608, 1898260, 2044280, 2657564, 3321955, 3796520, 4088560, 5315128, 6643910, 7593040, 10630256, 13287820, 26575640, 53151280]

約数ペア:

[(1, 53151280), (2, 26575640), (4, 13287820), (5, 10630256), (7, 7593040), (8, 6643910), (10, 5315128), (13, 4088560), (14, 3796520), (16, 3321955), (20, 2657564), (26, 2044280), (28, 1898260), (35, 1518608), (40, 1328782), (49, 1084720), (52, 1022140), (56, 949130), (65, 817712), (70, 759304), (80, 664391), (91, 584080), (98, 542360), (104, 511070), (112, 474565), (130, 408856), (140, 379652), (149, 356720), (182, 292040), (196, 271180), (208, 255535), (245, 216944), (260, 204428), (280, 189826), (298, 178360), (343, 154960), (364, 146020), (392, 135590), (455, 116816), (490, 108472), (520, 102214), (560, 94913), (596, 89180), (637, 83440), (686, 77480), (728, 73010), (745, 71344), (784, 67795), (910, 58408), (980, 54236), (1040, 51107), (1043, 50960), (1192, 44590), (1274, 41720), (1372, 38740), (1456, 36505), (1490, 35672), (1715, 30992), (1820, 29204), (1937, 27440), (1960, 27118), (2086, 25480), (2384, 22295), (2548, 20860), (2744, 19370), (2980, 17836), (3185, 16688), (3430, 15496), (3640, 14602), (3874, 13720), (3920, 13559), (4172, 12740), (4459, 11920), (5096, 10430), (5215, 10192), (5488, 9685), (5960, 8918), (6370, 8344), (6860, 7748), (7280, 7301)]