125315840

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1$

素因数の和:494

約数の個数: 144

約数和(自身を含む): 343048608

約数和(自身を除く): 217732768

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 160, 170, 208, 221, 256, 260, 272, 320, 340, 416, 442, 443, 520, 544, 640, 680, 832, 884, 886, 1040, 1088, 1105, 1280, 1360, 1664, 1768, 1772, 2080, 2176, 2210, 2215, 2720, 3328, 3536, 3544, 4160, 4352, 4420, 4430, 5440, 5759, 7072, 7088, 7531, 8320, 8840, 8860, 10880, 11518, 14144, 14176, 15062, 16640, 17680, 17720, 21760, 23036, 28288, 28352, 28795, 30124, 35360, 35440, 37655, 46072, 56576, 56704, 57590, 60248, 70720, 70880, 75310, 92144, 97903, 113408, 115180, 120496, 141440, 141760, 150620, 184288, 195806, 230360, 240992, 282880, 283520, 301240, 368576, 391612, 460720, 481984, 489515, 567040, 602480, 737152, 783224, 921440, 963968, 979030, 1204960, 1474304, 1566448, 1842880, 1927936, 1958060, 2409920, 3132896, 3685760, 3916120, 4819840, 6265792, 7371520, 7832240, 9639680, 12531584, 15664480, 25063168, 31328960, 62657920, 125315840]

約数ペア:

[(1, 125315840), (2, 62657920), (4, 31328960), (5, 25063168), (8, 15664480), (10, 12531584), (13, 9639680), (16, 7832240), (17, 7371520), (20, 6265792), (26, 4819840), (32, 3916120), (34, 3685760), (40, 3132896), (52, 2409920), (64, 1958060), (65, 1927936), (68, 1842880), (80, 1566448), (85, 1474304), (104, 1204960), (128, 979030), (130, 963968), (136, 921440), (160, 783224), (170, 737152), (208, 602480), (221, 567040), (256, 489515), (260, 481984), (272, 460720), (320, 391612), (340, 368576), (416, 301240), (442, 283520), (443, 282880), (520, 240992), (544, 230360), (640, 195806), (680, 184288), (832, 150620), (884, 141760), (886, 141440), (1040, 120496), (1088, 115180), (1105, 113408), (1280, 97903), (1360, 92144), (1664, 75310), (1768, 70880), (1772, 70720), (2080, 60248), (2176, 57590), (2210, 56704), (2215, 56576), (2720, 46072), (3328, 37655), (3536, 35440), (3544, 35360), (4160, 30124), (4352, 28795), (4420, 28352), (4430, 28288), (5440, 23036), (5759, 21760), (7072, 17720), (7088, 17680), (7531, 16640), (8320, 15062), (8840, 14176), (8860, 14144), (10880, 11518)]