28972608470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{221317}}^1$

素因数の和:221409

約数の個数: 64

約数和(自身を含む): 60233906880

約数和(自身を除く): 31261298410

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 53, 65, 95, 106, 130, 190, 247, 265, 494, 530, 689, 1007, 1235, 1378, 2014, 2470, 3445, 5035, 6890, 10070, 13091, 26182, 65455, 130910, 221317, 442634, 1106585, 2213170, 2877121, 4205023, 5754242, 8410046, 11729801, 14385605, 21025115, 23459602, 28771210, 42050230, 54665299, 58649005, 109330598, 117298010, 152487413, 222866219, 273326495, 304974826, 445732438, 546652990, 762437065, 1114331095, 1524874130, 2228662190, 2897260847, 5794521694, 14486304235, 28972608470]

約数ペア:

[(1, 28972608470), (2, 14486304235), (5, 5794521694), (10, 2897260847), (13, 2228662190), (19, 1524874130), (26, 1114331095), (38, 762437065), (53, 546652990), (65, 445732438), (95, 304974826), (106, 273326495), (130, 222866219), (190, 152487413), (247, 117298010), (265, 109330598), (494, 58649005), (530, 54665299), (689, 42050230), (1007, 28771210), (1235, 23459602), (1378, 21025115), (2014, 14385605), (2470, 11729801), (3445, 8410046), (5035, 5754242), (6890, 4205023), (10070, 2877121), (13091, 2213170), (26182, 1106585), (65455, 442634), (130910, 221317)]