31945430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 66189312

約数和(自身を除く): 34243882

約数列:

[1, 2, 5, 10, 11, 22, 37, 47, 55, 74, 94, 110, 167, 185, 235, 334, 370, 407, 470, 517, 814, 835, 1034, 1670, 1739, 1837, 2035, 2585, 3478, 3674, 4070, 5170, 6179, 7849, 8695, 9185, 12358, 15698, 17390, 18370, 19129, 30895, 38258, 39245, 61790, 67969, 78490, 86339, 95645, 135938, 172678, 191290, 290413, 339845, 431695, 580826, 679690, 863390, 1452065, 2904130, 3194543, 6389086, 15972715, 31945430]

約数ペア:

[(1, 31945430), (2, 15972715), (5, 6389086), (10, 3194543), (11, 2904130), (22, 1452065), (37, 863390), (47, 679690), (55, 580826), (74, 431695), (94, 339845), (110, 290413), (167, 191290), (185, 172678), (235, 135938), (334, 95645), (370, 86339), (407, 78490), (470, 67969), (517, 61790), (814, 39245), (835, 38258), (1034, 30895), (1670, 19129), (1739, 18370), (1837, 17390), (2035, 15698), (2585, 12358), (3478, 9185), (3674, 8695), (4070, 7849), (5170, 6179)]