26528041670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{647}}^1\times {\mathrm{1601}}^1$

素因数の和:2465

約数の個数: 64

約数和(自身を含む): 51796838016

約数和(自身を除く): 25268796346

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197, 394, 647, 985, 1294, 1601, 1970, 2561, 3202, 3235, 5122, 6470, 8005, 8411, 12805, 16010, 16822, 20813, 25610, 41626, 42055, 84110, 104065, 127459, 208130, 254918, 315397, 630794, 637295, 1035847, 1274590, 1576985, 1656967, 2071694, 3153970, 3313934, 4100161, 5179235, 8200322, 8284835, 10358470, 13466011, 16569670, 20500805, 26932022, 41001610, 67330055, 134660110, 204061859, 408123718, 1020309295, 2040618590, 2652804167, 5305608334, 13264020835, 26528041670]

約数ペア:

[(1, 26528041670), (2, 13264020835), (5, 5305608334), (10, 2652804167), (13, 2040618590), (26, 1020309295), (65, 408123718), (130, 204061859), (197, 134660110), (394, 67330055), (647, 41001610), (985, 26932022), (1294, 20500805), (1601, 16569670), (1970, 13466011), (2561, 10358470), (3202, 8284835), (3235, 8200322), (5122, 5179235), (6470, 4100161), (8005, 3313934), (8411, 3153970), (12805, 2071694), (16010, 1656967), (16822, 1576985), (20813, 1274590), (25610, 1035847), (41626, 637295), (42055, 630794), (84110, 315397), (104065, 254918), (127459, 208130)]