977883920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:349

約数の個数: 160

約数和(自身を含む): 2532775392

約数和(自身を除く): 1554891472

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 113, 130, 157, 208, 212, 226, 260, 265, 314, 424, 452, 520, 530, 565, 628, 689, 785, 848, 904, 1040, 1060, 1130, 1256, 1378, 1469, 1570, 1808, 2041, 2120, 2260, 2512, 2756, 2938, 3140, 3445, 4082, 4240, 4520, 5512, 5876, 5989, 6280, 6890, 7345, 8164, 8321, 9040, 10205, 11024, 11752, 11978, 12560, 13780, 14690, 16328, 16642, 17741, 20410, 23504, 23956, 27560, 29380, 29945, 32656, 33284, 35482, 40820, 41605, 47912, 55120, 58760, 59890, 66568, 70964, 77857, 81640, 83210, 88705, 95824, 108173, 117520, 119780, 133136, 141928, 155714, 163280, 166420, 177410, 216346, 230633, 239560, 283856, 311428, 332840, 354820, 389285, 432692, 461266, 479120, 540865, 622856, 665680, 709640, 778570, 865384, 922532, 940273, 1081730, 1153165, 1245712, 1419280, 1557140, 1730768, 1845064, 1880546, 2163460, 2306330, 3114280, 3690128, 3761092, 4326920, 4612660, 4701365, 6228560, 7522184, 8653840, 9225320, 9402730, 12223549, 15044368, 18450640, 18805460, 24447098, 37610920, 48894196, 61117745, 75221840, 97788392, 122235490, 195576784, 244470980, 488941960, 977883920]

約数ペア:

[(1, 977883920), (2, 488941960), (4, 244470980), (5, 195576784), (8, 122235490), (10, 97788392), (13, 75221840), (16, 61117745), (20, 48894196), (26, 37610920), (40, 24447098), (52, 18805460), (53, 18450640), (65, 15044368), (80, 12223549), (104, 9402730), (106, 9225320), (113, 8653840), (130, 7522184), (157, 6228560), (208, 4701365), (212, 4612660), (226, 4326920), (260, 3761092), (265, 3690128), (314, 3114280), (424, 2306330), (452, 2163460), (520, 1880546), (530, 1845064), (565, 1730768), (628, 1557140), (689, 1419280), (785, 1245712), (848, 1153165), (904, 1081730), (1040, 940273), (1060, 922532), (1130, 865384), (1256, 778570), (1378, 709640), (1469, 665680), (1570, 622856), (1808, 540865), (2041, 479120), (2120, 461266), (2260, 432692), (2512, 389285), (2756, 354820), (2938, 332840), (3140, 311428), (3445, 283856), (4082, 239560), (4240, 230633), (4520, 216346), (5512, 177410), (5876, 166420), (5989, 163280), (6280, 155714), (6890, 141928), (7345, 133136), (8164, 119780), (8321, 117520), (9040, 108173), (10205, 95824), (11024, 88705), (11752, 83210), (11978, 81640), (12560, 77857), (13780, 70964), (14690, 66568), (16328, 59890), (16642, 58760), (17741, 55120), (20410, 47912), (23504, 41605), (23956, 40820), (27560, 35482), (29380, 33284), (29945, 32656)]