131065376

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:514

約数の個数: 96

約数和(自身を含む): 301771008

約数和(自身を除く): 170705632

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 43, 52, 68, 86, 104, 136, 172, 208, 221, 272, 344, 416, 431, 442, 544, 559, 688, 731, 862, 884, 1118, 1376, 1462, 1724, 1768, 2236, 2924, 3448, 3536, 4472, 5603, 5848, 6896, 7072, 7327, 8944, 9503, 11206, 11696, 13792, 14654, 17888, 18533, 19006, 22412, 23392, 29308, 37066, 38012, 44824, 58616, 74132, 76024, 89648, 95251, 117232, 148264, 152048, 179296, 190502, 234464, 240929, 296528, 304096, 315061, 381004, 481858, 593056, 630122, 762008, 963716, 1260244, 1524016, 1927432, 2520488, 3048032, 3854864, 4095793, 5040976, 7709728, 8191586, 10081952, 16383172, 32766344, 65532688, 131065376]

約数ペア:

[(1, 131065376), (2, 65532688), (4, 32766344), (8, 16383172), (13, 10081952), (16, 8191586), (17, 7709728), (26, 5040976), (32, 4095793), (34, 3854864), (43, 3048032), (52, 2520488), (68, 1927432), (86, 1524016), (104, 1260244), (136, 963716), (172, 762008), (208, 630122), (221, 593056), (272, 481858), (344, 381004), (416, 315061), (431, 304096), (442, 296528), (544, 240929), (559, 234464), (688, 190502), (731, 179296), (862, 152048), (884, 148264), (1118, 117232), (1376, 95251), (1462, 89648), (1724, 76024), (1768, 74132), (2236, 58616), (2924, 44824), (3448, 38012), (3536, 37066), (4472, 29308), (5603, 23392), (5848, 22412), (6896, 19006), (7072, 18533), (7327, 17888), (8944, 14654), (9503, 13792), (11206, 11696)]