526672640

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1086

約数の個数: 144

約数和(自身を含む): 1403786496

約数和(自身を除く): 877113856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 256, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 992, 1021, 1040, 1240, 1280, 1612, 1664, 1984, 2015, 2042, 2080, 2480, 3224, 3328, 3968, 4030, 4084, 4160, 4960, 5105, 6448, 7936, 8060, 8168, 8320, 9920, 10210, 12896, 13273, 16120, 16336, 16640, 19840, 20420, 25792, 26546, 31651, 32240, 32672, 39680, 40840, 51584, 53092, 63302, 64480, 65344, 66365, 81680, 103168, 106184, 126604, 128960, 130688, 132730, 158255, 163360, 212368, 253208, 257920, 261376, 265460, 316510, 326720, 411463, 424736, 506416, 515840, 530920, 633020, 653440, 822926, 849472, 1012832, 1061840, 1266040, 1306880, 1645852, 1698944, 2025664, 2057315, 2123680, 2532080, 3291704, 3397888, 4051328, 4114630, 4247360, 5064160, 6583408, 8102656, 8229260, 8494720, 10128320, 13166816, 16458520, 16989440, 20256640, 26333632, 32917040, 40513280, 52667264, 65834080, 105334528, 131668160, 263336320, 526672640]

約数ペア:

[(1, 526672640), (2, 263336320), (4, 131668160), (5, 105334528), (8, 65834080), (10, 52667264), (13, 40513280), (16, 32917040), (20, 26333632), (26, 20256640), (31, 16989440), (32, 16458520), (40, 13166816), (52, 10128320), (62, 8494720), (64, 8229260), (65, 8102656), (80, 6583408), (104, 5064160), (124, 4247360), (128, 4114630), (130, 4051328), (155, 3397888), (160, 3291704), (208, 2532080), (248, 2123680), (256, 2057315), (260, 2025664), (310, 1698944), (320, 1645852), (403, 1306880), (416, 1266040), (496, 1061840), (520, 1012832), (620, 849472), (640, 822926), (806, 653440), (832, 633020), (992, 530920), (1021, 515840), (1040, 506416), (1240, 424736), (1280, 411463), (1612, 326720), (1664, 316510), (1984, 265460), (2015, 261376), (2042, 257920), (2080, 253208), (2480, 212368), (3224, 163360), (3328, 158255), (3968, 132730), (4030, 130688), (4084, 128960), (4160, 126604), (4960, 106184), (5105, 103168), (6448, 81680), (7936, 66365), (8060, 65344), (8168, 64480), (8320, 63302), (9920, 53092), (10210, 51584), (12896, 40840), (13273, 39680), (16120, 32672), (16336, 32240), (16640, 31651), (19840, 26546), (20420, 25792)]