80318625

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 145297152

約数和(自身を除く): 64978527

約数列:

[1, 3, 5, 15, 17, 25, 43, 51, 75, 85, 125, 129, 215, 255, 293, 375, 425, 645, 731, 879, 1075, 1275, 1465, 2125, 2193, 3225, 3655, 4395, 4981, 5375, 6375, 7325, 10965, 12599, 14943, 16125, 18275, 21975, 24905, 36625, 37797, 54825, 62995, 74715, 91375, 109875, 124525, 188985, 214183, 274125, 314975, 373575, 622625, 642549, 944925, 1070915, 1574875, 1867875, 3212745, 4724625, 5354575, 16063725, 26772875, 80318625]

約数ペア:

[(1, 80318625), (3, 26772875), (5, 16063725), (15, 5354575), (17, 4724625), (25, 3212745), (43, 1867875), (51, 1574875), (75, 1070915), (85, 944925), (125, 642549), (129, 622625), (215, 373575), (255, 314975), (293, 274125), (375, 214183), (425, 188985), (645, 124525), (731, 109875), (879, 91375), (1075, 74715), (1275, 62995), (1465, 54825), (2125, 37797), (2193, 36625), (3225, 24905), (3655, 21975), (4395, 18275), (4981, 16125), (5375, 14943), (6375, 12599), (7325, 10965)]