7730325

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 15320448

約数和(自身を除く): 7590123

約数列:

[1, 3, 5, 9, 15, 17, 25, 43, 45, 47, 51, 75, 85, 129, 141, 153, 215, 225, 235, 255, 387, 423, 425, 645, 705, 731, 765, 799, 1075, 1175, 1275, 1935, 2021, 2115, 2193, 2397, 3225, 3525, 3655, 3825, 3995, 6063, 6579, 7191, 9675, 10105, 10575, 10965, 11985, 18189, 18275, 19975, 30315, 32895, 34357, 35955, 50525, 54825, 59925, 90945, 103071, 151575, 164475, 171785, 179775, 309213, 454725, 515355, 858925, 1546065, 2576775, 7730325]

約数ペア:

[(1, 7730325), (3, 2576775), (5, 1546065), (9, 858925), (15, 515355), (17, 454725), (25, 309213), (43, 179775), (45, 171785), (47, 164475), (51, 151575), (75, 103071), (85, 90945), (129, 59925), (141, 54825), (153, 50525), (215, 35955), (225, 34357), (235, 32895), (255, 30315), (387, 19975), (423, 18275), (425, 18189), (645, 11985), (705, 10965), (731, 10575), (765, 10105), (799, 9675), (1075, 7191), (1175, 6579), (1275, 6063), (1935, 3995), (2021, 3825), (2115, 3655), (2193, 3525), (2397, 3225)]