26215280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{277}}^1$

素因数の和:323

約数の個数: 120

約数和(自身を含む): 75700512

約数和(自身を除く): 49485232

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 169, 182, 208, 260, 277, 280, 338, 364, 455, 520, 554, 560, 676, 728, 845, 910, 1040, 1108, 1183, 1352, 1385, 1456, 1690, 1820, 1939, 2216, 2366, 2704, 2770, 3380, 3601, 3640, 3878, 4432, 4732, 5540, 5915, 6760, 7202, 7280, 7756, 9464, 9695, 11080, 11830, 13520, 14404, 15512, 18005, 18928, 19390, 22160, 23660, 25207, 28808, 31024, 36010, 38780, 46813, 47320, 50414, 57616, 72020, 77560, 93626, 94640, 100828, 126035, 144040, 155120, 187252, 201656, 234065, 252070, 288080, 327691, 374504, 403312, 468130, 504140, 655382, 749008, 936260, 1008280, 1310764, 1638455, 1872520, 2016560, 2621528, 3276910, 3745040, 5243056, 6553820, 13107640, 26215280]

約数ペア:

[(1, 26215280), (2, 13107640), (4, 6553820), (5, 5243056), (7, 3745040), (8, 3276910), (10, 2621528), (13, 2016560), (14, 1872520), (16, 1638455), (20, 1310764), (26, 1008280), (28, 936260), (35, 749008), (40, 655382), (52, 504140), (56, 468130), (65, 403312), (70, 374504), (80, 327691), (91, 288080), (104, 252070), (112, 234065), (130, 201656), (140, 187252), (169, 155120), (182, 144040), (208, 126035), (260, 100828), (277, 94640), (280, 93626), (338, 77560), (364, 72020), (455, 57616), (520, 50414), (554, 47320), (560, 46813), (676, 38780), (728, 36010), (845, 31024), (910, 28808), (1040, 25207), (1108, 23660), (1183, 22160), (1352, 19390), (1385, 18928), (1456, 18005), (1690, 15512), (1820, 14404), (1939, 13520), (2216, 11830), (2366, 11080), (2704, 9695), (2770, 9464), (3380, 7756), (3601, 7280), (3640, 7202), (3878, 6760), (4432, 5915), (4732, 5540)]