71847520

素因数分解:

$2^5\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1657}}^1$

素因数の和:1943

約数の個数: 48

約数和(自身を含む): 170468928

約数和(自身を除く): 98621408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 271, 542, 1084, 1355, 1657, 2168, 2710, 3314, 4336, 5420, 6628, 8285, 8672, 10840, 13256, 16570, 21680, 26512, 33140, 43360, 53024, 66280, 132560, 265120, 449047, 898094, 1796188, 2245235, 3592376, 4490470, 7184752, 8980940, 14369504, 17961880, 35923760, 71847520]

約数ペア:

[(1, 71847520), (2, 35923760), (4, 17961880), (5, 14369504), (8, 8980940), (10, 7184752), (16, 4490470), (20, 3592376), (32, 2245235), (40, 1796188), (80, 898094), (160, 449047), (271, 265120), (542, 132560), (1084, 66280), (1355, 53024), (1657, 43360), (2168, 33140), (2710, 26512), (3314, 21680), (4336, 16570), (5420, 13256), (6628, 10840), (8285, 8672)]