80961088

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:172

約数の個数: 112

約数和(自身を含む): 185253376

約数和(自身を除く): 104292288

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 43, 52, 62, 64, 73, 86, 104, 124, 146, 172, 208, 248, 292, 344, 403, 416, 496, 559, 584, 688, 806, 832, 949, 992, 1118, 1168, 1333, 1376, 1612, 1898, 1984, 2236, 2263, 2336, 2666, 2752, 3139, 3224, 3796, 4472, 4526, 4672, 5332, 6278, 6448, 7592, 8944, 9052, 10664, 12556, 12896, 15184, 17329, 17888, 18104, 21328, 25112, 25792, 29419, 30368, 34658, 35776, 36208, 40807, 42656, 50224, 58838, 60736, 69316, 72416, 81614, 85312, 97309, 100448, 117676, 138632, 144832, 163228, 194618, 200896, 235352, 277264, 326456, 389236, 470704, 554528, 652912, 778472, 941408, 1109056, 1265017, 1305824, 1556944, 1882816, 2530034, 2611648, 3113888, 5060068, 6227776, 10120136, 20240272, 40480544, 80961088]

約数ペア:

[(1, 80961088), (2, 40480544), (4, 20240272), (8, 10120136), (13, 6227776), (16, 5060068), (26, 3113888), (31, 2611648), (32, 2530034), (43, 1882816), (52, 1556944), (62, 1305824), (64, 1265017), (73, 1109056), (86, 941408), (104, 778472), (124, 652912), (146, 554528), (172, 470704), (208, 389236), (248, 326456), (292, 277264), (344, 235352), (403, 200896), (416, 194618), (496, 163228), (559, 144832), (584, 138632), (688, 117676), (806, 100448), (832, 97309), (949, 85312), (992, 81614), (1118, 72416), (1168, 69316), (1333, 60736), (1376, 58838), (1612, 50224), (1898, 42656), (1984, 40807), (2236, 36208), (2263, 35776), (2336, 34658), (2666, 30368), (2752, 29419), (3139, 25792), (3224, 25112), (3796, 21328), (4472, 18104), (4526, 17888), (4672, 17329), (5332, 15184), (6278, 12896), (6448, 12556), (7592, 10664), (8944, 9052)]