64938656

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{127}}^1$

素因数の和:214

約数の個数: 72

約数和(自身を含む): 140474880

約数和(自身を除く): 75536224

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 76, 116, 127, 152, 232, 254, 304, 464, 508, 551, 608, 841, 928, 1016, 1102, 1682, 2032, 2204, 2413, 3364, 3683, 4064, 4408, 4826, 6728, 7366, 8816, 9652, 13456, 14732, 15979, 17632, 19304, 26912, 29464, 31958, 38608, 58928, 63916, 69977, 77216, 106807, 117856, 127832, 139954, 213614, 255664, 279908, 427228, 511328, 559816, 854456, 1119632, 1708912, 2029333, 2239264, 3417824, 4058666, 8117332, 16234664, 32469328, 64938656]

約数ペア:

[(1, 64938656), (2, 32469328), (4, 16234664), (8, 8117332), (16, 4058666), (19, 3417824), (29, 2239264), (32, 2029333), (38, 1708912), (58, 1119632), (76, 854456), (116, 559816), (127, 511328), (152, 427228), (232, 279908), (254, 255664), (304, 213614), (464, 139954), (508, 127832), (551, 117856), (608, 106807), (841, 77216), (928, 69977), (1016, 63916), (1102, 58928), (1682, 38608), (2032, 31958), (2204, 29464), (2413, 26912), (3364, 19304), (3683, 17632), (4064, 15979), (4408, 14732), (4826, 13456), (6728, 9652), (7366, 8816)]