72870784

素因数分解:

$2^7\times 7^1\times {\mathrm{167}}^1\times {\mathrm{487}}^1$

素因数の和:675

約数の個数: 64

約数和(自身を含む): 167247360

約数和(自身を除く): 94376576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 167, 224, 334, 448, 487, 668, 896, 974, 1169, 1336, 1948, 2338, 2672, 3409, 3896, 4676, 5344, 6818, 7792, 9352, 10688, 13636, 15584, 18704, 21376, 27272, 31168, 37408, 54544, 62336, 74816, 81329, 109088, 149632, 162658, 218176, 325316, 436352, 569303, 650632, 1138606, 1301264, 2277212, 2602528, 4554424, 5205056, 9108848, 10410112, 18217696, 36435392, 72870784]

約数ペア:

[(1, 72870784), (2, 36435392), (4, 18217696), (7, 10410112), (8, 9108848), (14, 5205056), (16, 4554424), (28, 2602528), (32, 2277212), (56, 1301264), (64, 1138606), (112, 650632), (128, 569303), (167, 436352), (224, 325316), (334, 218176), (448, 162658), (487, 149632), (668, 109088), (896, 81329), (974, 74816), (1169, 62336), (1336, 54544), (1948, 37408), (2338, 31168), (2672, 27272), (3409, 21376), (3896, 18704), (4676, 15584), (5344, 13636), (6818, 10688), (7792, 9352)]