64815400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:383

約数の個数: 96

約数和(自身を含む): 164598840

約数和(自身を除く): 99783440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 97, 100, 104, 130, 194, 200, 257, 260, 325, 388, 485, 514, 520, 650, 776, 970, 1028, 1261, 1285, 1300, 1940, 2056, 2425, 2522, 2570, 2600, 3341, 3880, 4850, 5044, 5140, 6305, 6425, 6682, 9700, 10088, 10280, 12610, 12850, 13364, 16705, 19400, 24929, 25220, 25700, 26728, 31525, 33410, 49858, 50440, 51400, 63050, 66820, 83525, 99716, 124645, 126100, 133640, 167050, 199432, 249290, 252200, 324077, 334100, 498580, 623225, 648154, 668200, 997160, 1246450, 1296308, 1620385, 2492900, 2592616, 3240770, 4985800, 6481540, 8101925, 12963080, 16203850, 32407700, 64815400]

約数ペア:

[(1, 64815400), (2, 32407700), (4, 16203850), (5, 12963080), (8, 8101925), (10, 6481540), (13, 4985800), (20, 3240770), (25, 2592616), (26, 2492900), (40, 1620385), (50, 1296308), (52, 1246450), (65, 997160), (97, 668200), (100, 648154), (104, 623225), (130, 498580), (194, 334100), (200, 324077), (257, 252200), (260, 249290), (325, 199432), (388, 167050), (485, 133640), (514, 126100), (520, 124645), (650, 99716), (776, 83525), (970, 66820), (1028, 63050), (1261, 51400), (1285, 50440), (1300, 49858), (1940, 33410), (2056, 31525), (2425, 26728), (2522, 25700), (2570, 25220), (2600, 24929), (3341, 19400), (3880, 16705), (4850, 13364), (5044, 12850), (5140, 12610), (6305, 10280), (6425, 10088), (6682, 9700)]