72973408

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{293}}^1$

素因数の和:527

約数の個数: 48

約数和(自身を含む): 148324176

約数和(自身を除く): 75350768

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 181, 293, 344, 362, 586, 688, 724, 1172, 1376, 1448, 2344, 2896, 4688, 5792, 7783, 9376, 12599, 15566, 25198, 31132, 50396, 53033, 62264, 100792, 106066, 124528, 201584, 212132, 249056, 403168, 424264, 848528, 1697056, 2280419, 4560838, 9121676, 18243352, 36486704, 72973408]

約数ペア:

[(1, 72973408), (2, 36486704), (4, 18243352), (8, 9121676), (16, 4560838), (32, 2280419), (43, 1697056), (86, 848528), (172, 424264), (181, 403168), (293, 249056), (344, 212132), (362, 201584), (586, 124528), (688, 106066), (724, 100792), (1172, 62264), (1376, 53033), (1448, 50396), (2344, 31132), (2896, 25198), (4688, 15566), (5792, 12599), (7783, 9376)]