71982880

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10973}}^1$

素因数の和:11029

約数の個数: 48

約数和(自身を含む): 174223224

約数和(自身を除く): 102240344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 10973, 21946, 43892, 54865, 87784, 109730, 175568, 219460, 351136, 438920, 449893, 877840, 899786, 1755680, 1799572, 2249465, 3599144, 4498930, 7198288, 8997860, 14396576, 17995720, 35991440, 71982880]

約数ペア:

[(1, 71982880), (2, 35991440), (4, 17995720), (5, 14396576), (8, 8997860), (10, 7198288), (16, 4498930), (20, 3599144), (32, 2249465), (40, 1799572), (41, 1755680), (80, 899786), (82, 877840), (160, 449893), (164, 438920), (205, 351136), (328, 219460), (410, 175568), (656, 109730), (820, 87784), (1312, 54865), (1640, 43892), (3280, 21946), (6560, 10973)]