72684688

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{587}}^1$

素因数の和:775

約数の個数: 40

約数和(自身を含む): 144365760

約数和(自身を除く): 71681072

約数列:

[1, 2, 4, 8, 16, 71, 109, 142, 218, 284, 436, 568, 587, 872, 1136, 1174, 1744, 2348, 4696, 7739, 9392, 15478, 30956, 41677, 61912, 63983, 83354, 123824, 127966, 166708, 255932, 333416, 511864, 666832, 1023728, 4542793, 9085586, 18171172, 36342344, 72684688]

約数ペア:

[(1, 72684688), (2, 36342344), (4, 18171172), (8, 9085586), (16, 4542793), (71, 1023728), (109, 666832), (142, 511864), (218, 333416), (284, 255932), (436, 166708), (568, 127966), (587, 123824), (872, 83354), (1136, 63983), (1174, 61912), (1744, 41677), (2348, 30956), (4696, 15478), (7739, 9392)]