852437375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 1215751680

約数和(自身を除く): 363314305

約数列:

[1, 5, 17, 19, 25, 43, 85, 95, 125, 215, 323, 425, 475, 491, 731, 817, 1075, 1615, 2125, 2375, 2455, 3655, 4085, 5375, 8075, 8347, 9329, 12275, 13889, 18275, 20425, 21113, 40375, 41735, 46645, 61375, 69445, 91375, 102125, 105565, 158593, 208675, 233225, 347225, 358921, 401147, 527825, 792965, 1043375, 1166125, 1736125, 1794605, 2005735, 2639125, 3964825, 6819499, 8973025, 10028675, 19824125, 34097495, 44865125, 50143375, 170487475, 852437375]

約数ペア:

[(1, 852437375), (5, 170487475), (17, 50143375), (19, 44865125), (25, 34097495), (43, 19824125), (85, 10028675), (95, 8973025), (125, 6819499), (215, 3964825), (323, 2639125), (425, 2005735), (475, 1794605), (491, 1736125), (731, 1166125), (817, 1043375), (1075, 792965), (1615, 527825), (2125, 401147), (2375, 358921), (2455, 347225), (3655, 233225), (4085, 208675), (5375, 158593), (8075, 105565), (8347, 102125), (9329, 91375), (12275, 69445), (13889, 61375), (18275, 46645), (20425, 41735), (21113, 40375)]