71420008

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{829}}^1$

素因数の和:946

約数の個数: 48

約数和(自身を含む): 149026500

約数和(自身を除く): 77606492

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 89, 121, 178, 242, 356, 484, 712, 829, 968, 979, 1658, 1958, 3316, 3916, 6632, 7832, 9119, 10769, 18238, 21538, 36476, 43076, 72952, 73781, 86152, 100309, 147562, 200618, 295124, 401236, 590248, 802472, 811591, 1623182, 3246364, 6492728, 8927501, 17855002, 35710004, 71420008]

約数ペア:

[(1, 71420008), (2, 35710004), (4, 17855002), (8, 8927501), (11, 6492728), (22, 3246364), (44, 1623182), (88, 811591), (89, 802472), (121, 590248), (178, 401236), (242, 295124), (356, 200618), (484, 147562), (712, 100309), (829, 86152), (968, 73781), (979, 72952), (1658, 43076), (1958, 36476), (3316, 21538), (3916, 18238), (6632, 10769), (7832, 9119)]