71370675

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 138580416

約数和(自身を除く): 67209741

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 47, 51, 75, 85, 141, 153, 225, 235, 255, 397, 423, 425, 705, 765, 799, 1175, 1191, 1275, 1985, 2115, 2397, 3525, 3573, 3825, 3995, 5955, 6749, 7191, 9925, 10575, 11985, 17865, 18659, 19975, 20247, 29775, 33745, 35955, 55977, 59925, 60741, 89325, 93295, 101235, 167931, 168725, 179775, 279885, 303705, 317203, 466475, 506175, 839655, 951609, 1399425, 1518525, 1586015, 2854827, 4198275, 4758045, 7930075, 14274135, 23790225, 71370675]

約数ペア:

[(1, 71370675), (3, 23790225), (5, 14274135), (9, 7930075), (15, 4758045), (17, 4198275), (25, 2854827), (45, 1586015), (47, 1518525), (51, 1399425), (75, 951609), (85, 839655), (141, 506175), (153, 466475), (225, 317203), (235, 303705), (255, 279885), (397, 179775), (423, 168725), (425, 167931), (705, 101235), (765, 93295), (799, 89325), (1175, 60741), (1191, 59925), (1275, 55977), (1985, 35955), (2115, 33745), (2397, 29775), (3525, 20247), (3573, 19975), (3825, 18659), (3995, 17865), (5955, 11985), (6749, 10575), (7191, 9925)]