40728525

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 70251456

約数和(自身を除く): 29522931

約数列:

[1, 3, 5, 15, 25, 43, 73, 75, 129, 173, 215, 219, 365, 519, 645, 865, 1075, 1095, 1825, 2595, 3139, 3225, 4325, 5475, 7439, 9417, 12629, 12975, 15695, 22317, 37195, 37887, 47085, 63145, 78475, 111585, 185975, 189435, 235425, 315725, 543047, 557925, 947175, 1629141, 2715235, 8145705, 13576175, 40728525]

約数ペア:

[(1, 40728525), (3, 13576175), (5, 8145705), (15, 2715235), (25, 1629141), (43, 947175), (73, 557925), (75, 543047), (129, 315725), (173, 235425), (215, 189435), (219, 185975), (365, 111585), (519, 78475), (645, 63145), (865, 47085), (1075, 37887), (1095, 37195), (1825, 22317), (2595, 15695), (3139, 12975), (3225, 12629), (4325, 9417), (5475, 7439)]