54805280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20149}}^1$

素因数の和:20181

約数の個数: 48

約数和(自身を含む): 137100600

約数和(自身を除く): 82295320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 20149, 40298, 80596, 100745, 161192, 201490, 322384, 342533, 402980, 644768, 685066, 805960, 1370132, 1611920, 1712665, 2740264, 3223840, 3425330, 5480528, 6850660, 10961056, 13701320, 27402640, 54805280]

約数ペア:

[(1, 54805280), (2, 27402640), (4, 13701320), (5, 10961056), (8, 6850660), (10, 5480528), (16, 3425330), (17, 3223840), (20, 2740264), (32, 1712665), (34, 1611920), (40, 1370132), (68, 805960), (80, 685066), (85, 644768), (136, 402980), (160, 342533), (170, 322384), (272, 201490), (340, 161192), (544, 100745), (680, 80596), (1360, 40298), (2720, 20149)]