26420698096

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{787}}^1\times {\mathrm{1567}}^1$

素因数の和:2478

約数の個数: 80

約数和(自身を含む): 55769319424

約数和(自身を除く): 29348621328

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 103, 104, 206, 208, 412, 787, 824, 1339, 1567, 1574, 1648, 2678, 3134, 3148, 5356, 6268, 6296, 10231, 10712, 12536, 12592, 20371, 20462, 21424, 25072, 40742, 40924, 81061, 81484, 81848, 161401, 162122, 162968, 163696, 322802, 324244, 325936, 645604, 648488, 1053793, 1233229, 1291208, 1296976, 2098213, 2107586, 2466458, 2582416, 4196426, 4215172, 4932916, 8392852, 8430344, 9865832, 16031977, 16785704, 16860688, 19731664, 32063954, 33571408, 64127908, 127022587, 128255816, 254045174, 256511632, 508090348, 1016180696, 1651293631, 2032361392, 3302587262, 6605174524, 13210349048, 26420698096]

約数ペア:

[(1, 26420698096), (2, 13210349048), (4, 6605174524), (8, 3302587262), (13, 2032361392), (16, 1651293631), (26, 1016180696), (52, 508090348), (103, 256511632), (104, 254045174), (206, 128255816), (208, 127022587), (412, 64127908), (787, 33571408), (824, 32063954), (1339, 19731664), (1567, 16860688), (1574, 16785704), (1648, 16031977), (2678, 9865832), (3134, 8430344), (3148, 8392852), (5356, 4932916), (6268, 4215172), (6296, 4196426), (10231, 2582416), (10712, 2466458), (12536, 2107586), (12592, 2098213), (20371, 1296976), (20462, 1291208), (21424, 1233229), (25072, 1053793), (40742, 648488), (40924, 645604), (81061, 325936), (81484, 324244), (81848, 322802), (161401, 163696), (162122, 162968)]