65388128

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:256

約数の個数: 72

約数和(自身を含む): 141945048

約数和(自身を除く): 76556920

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 107, 113, 169, 208, 214, 226, 338, 416, 428, 452, 676, 856, 904, 1352, 1391, 1469, 1712, 1808, 2704, 2782, 2938, 3424, 3616, 5408, 5564, 5876, 11128, 11752, 12091, 18083, 19097, 22256, 23504, 24182, 36166, 38194, 44512, 47008, 48364, 72332, 76388, 96728, 144664, 152776, 157183, 193456, 289328, 305552, 314366, 386912, 578656, 611104, 628732, 1257464, 2043379, 2514928, 4086758, 5029856, 8173516, 16347032, 32694064, 65388128]

約数ペア:

[(1, 65388128), (2, 32694064), (4, 16347032), (8, 8173516), (13, 5029856), (16, 4086758), (26, 2514928), (32, 2043379), (52, 1257464), (104, 628732), (107, 611104), (113, 578656), (169, 386912), (208, 314366), (214, 305552), (226, 289328), (338, 193456), (416, 157183), (428, 152776), (452, 144664), (676, 96728), (856, 76388), (904, 72332), (1352, 48364), (1391, 47008), (1469, 44512), (1712, 38194), (1808, 36166), (2704, 24182), (2782, 23504), (2938, 22256), (3424, 19097), (3616, 18083), (5408, 12091), (5564, 11752), (5876, 11128)]