42421730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 86220288

約数和(自身を除く): 43798558

約数列:

[1, 2, 5, 10, 13, 26, 47, 53, 65, 94, 106, 130, 131, 235, 262, 265, 470, 530, 611, 655, 689, 1222, 1310, 1378, 1703, 2491, 3055, 3406, 3445, 4982, 6110, 6157, 6890, 6943, 8515, 12314, 12455, 13886, 17030, 24910, 30785, 32383, 34715, 61570, 64766, 69430, 80041, 90259, 160082, 161915, 180518, 323830, 326321, 400205, 451295, 652642, 800410, 902590, 1631605, 3263210, 4242173, 8484346, 21210865, 42421730]

約数ペア:

[(1, 42421730), (2, 21210865), (5, 8484346), (10, 4242173), (13, 3263210), (26, 1631605), (47, 902590), (53, 800410), (65, 652642), (94, 451295), (106, 400205), (130, 326321), (131, 323830), (235, 180518), (262, 161915), (265, 160082), (470, 90259), (530, 80041), (611, 69430), (655, 64766), (689, 61570), (1222, 34715), (1310, 32383), (1378, 30785), (1703, 24910), (2491, 17030), (3055, 13886), (3406, 12455), (3445, 12314), (4982, 8515), (6110, 6943), (6157, 6890)]