134401280

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 356955984

約数和(自身を除く): 222554704

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 64, 65, 80, 82, 104, 128, 130, 160, 164, 197, 205, 208, 256, 260, 320, 328, 394, 410, 416, 520, 533, 640, 656, 788, 820, 832, 985, 1040, 1066, 1280, 1312, 1576, 1640, 1664, 1970, 2080, 2132, 2561, 2624, 2665, 3152, 3280, 3328, 3940, 4160, 4264, 5122, 5248, 5330, 6304, 6560, 7880, 8077, 8320, 8528, 10244, 10496, 10660, 12608, 12805, 13120, 15760, 16154, 16640, 17056, 20488, 21320, 25216, 25610, 26240, 31520, 32308, 34112, 40385, 40976, 42640, 50432, 51220, 52480, 63040, 64616, 68224, 80770, 81952, 85280, 102440, 105001, 126080, 129232, 136448, 161540, 163904, 170560, 204880, 210002, 252160, 258464, 323080, 327808, 341120, 409760, 420004, 516928, 525005, 646160, 655616, 682240, 819520, 840008, 1033856, 1050010, 1292320, 1639040, 1680016, 2067712, 2100020, 2584640, 3278080, 3360032, 4200040, 5169280, 6720064, 8400080, 10338560, 13440128, 16800160, 26880256, 33600320, 67200640, 134401280]

約数ペア:

[(1, 134401280), (2, 67200640), (4, 33600320), (5, 26880256), (8, 16800160), (10, 13440128), (13, 10338560), (16, 8400080), (20, 6720064), (26, 5169280), (32, 4200040), (40, 3360032), (41, 3278080), (52, 2584640), (64, 2100020), (65, 2067712), (80, 1680016), (82, 1639040), (104, 1292320), (128, 1050010), (130, 1033856), (160, 840008), (164, 819520), (197, 682240), (205, 655616), (208, 646160), (256, 525005), (260, 516928), (320, 420004), (328, 409760), (394, 341120), (410, 327808), (416, 323080), (520, 258464), (533, 252160), (640, 210002), (656, 204880), (788, 170560), (820, 163904), (832, 161540), (985, 136448), (1040, 129232), (1066, 126080), (1280, 105001), (1312, 102440), (1576, 85280), (1640, 81952), (1664, 80770), (1970, 68224), (2080, 64616), (2132, 63040), (2561, 52480), (2624, 51220), (2665, 50432), (3152, 42640), (3280, 40976), (3328, 40385), (3940, 34112), (4160, 32308), (4264, 31520), (5122, 26240), (5248, 25610), (5330, 25216), (6304, 21320), (6560, 20488), (7880, 17056), (8077, 16640), (8320, 16154), (8528, 15760), (10244, 13120), (10496, 12805), (10660, 12608)]