26850040

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:154

約数の個数: 128

約数和(自身を含む): 74880000

約数和(自身を除く): 48029960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 95, 98, 103, 133, 140, 152, 190, 196, 206, 245, 266, 280, 343, 380, 392, 412, 490, 515, 532, 665, 686, 721, 760, 824, 931, 980, 1030, 1064, 1330, 1372, 1442, 1715, 1862, 1957, 1960, 2060, 2660, 2744, 2884, 3430, 3605, 3724, 3914, 4120, 4655, 5047, 5320, 5768, 6517, 6860, 7210, 7448, 7828, 9310, 9785, 10094, 13034, 13699, 13720, 14420, 15656, 18620, 19570, 20188, 25235, 26068, 27398, 28840, 32585, 35329, 37240, 39140, 40376, 50470, 52136, 54796, 65170, 68495, 70658, 78280, 95893, 100940, 109592, 130340, 136990, 141316, 176645, 191786, 201880, 260680, 273980, 282632, 353290, 383572, 479465, 547960, 671251, 706580, 767144, 958930, 1342502, 1413160, 1917860, 2685004, 3356255, 3835720, 5370008, 6712510, 13425020, 26850040]

約数ペア:

[(1, 26850040), (2, 13425020), (4, 6712510), (5, 5370008), (7, 3835720), (8, 3356255), (10, 2685004), (14, 1917860), (19, 1413160), (20, 1342502), (28, 958930), (35, 767144), (38, 706580), (40, 671251), (49, 547960), (56, 479465), (70, 383572), (76, 353290), (95, 282632), (98, 273980), (103, 260680), (133, 201880), (140, 191786), (152, 176645), (190, 141316), (196, 136990), (206, 130340), (245, 109592), (266, 100940), (280, 95893), (343, 78280), (380, 70658), (392, 68495), (412, 65170), (490, 54796), (515, 52136), (532, 50470), (665, 40376), (686, 39140), (721, 37240), (760, 35329), (824, 32585), (931, 28840), (980, 27398), (1030, 26068), (1064, 25235), (1330, 20188), (1372, 19570), (1442, 18620), (1715, 15656), (1862, 14420), (1957, 13720), (1960, 13699), (2060, 13034), (2660, 10094), (2744, 9785), (2884, 9310), (3430, 7828), (3605, 7448), (3724, 7210), (3914, 6860), (4120, 6517), (4655, 5768), (5047, 5320)]