51878580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{293}}^1$

素因数の和:545

約数の個数: 96

約数和(自身を含む): 157659264

約数和(自身を除く): 105780684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 227, 260, 293, 390, 454, 586, 681, 780, 879, 908, 1135, 1172, 1362, 1465, 1758, 2270, 2724, 2930, 2951, 3405, 3516, 3809, 4395, 4540, 5860, 5902, 6810, 7618, 8790, 8853, 11427, 11804, 13620, 14755, 15236, 17580, 17706, 19045, 22854, 29510, 35412, 38090, 44265, 45708, 57135, 59020, 66511, 76180, 88530, 114270, 133022, 177060, 199533, 228540, 266044, 332555, 399066, 665110, 798132, 864643, 997665, 1330220, 1729286, 1995330, 2593929, 3458572, 3990660, 4323215, 5187858, 8646430, 10375716, 12969645, 17292860, 25939290, 51878580]

約数ペア:

[(1, 51878580), (2, 25939290), (3, 17292860), (4, 12969645), (5, 10375716), (6, 8646430), (10, 5187858), (12, 4323215), (13, 3990660), (15, 3458572), (20, 2593929), (26, 1995330), (30, 1729286), (39, 1330220), (52, 997665), (60, 864643), (65, 798132), (78, 665110), (130, 399066), (156, 332555), (195, 266044), (227, 228540), (260, 199533), (293, 177060), (390, 133022), (454, 114270), (586, 88530), (681, 76180), (780, 66511), (879, 59020), (908, 57135), (1135, 45708), (1172, 44265), (1362, 38090), (1465, 35412), (1758, 29510), (2270, 22854), (2724, 19045), (2930, 17706), (2951, 17580), (3405, 15236), (3516, 14755), (3809, 13620), (4395, 11804), (4540, 11427), (5860, 8853), (5902, 8790), (6810, 7618)]