72956416

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:241

約数の個数: 80

約数和(自身を含む): 160005384

約数和(自身を除く): 87048968

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 97, 104, 113, 128, 194, 208, 226, 256, 388, 416, 452, 512, 776, 832, 904, 1261, 1469, 1552, 1664, 1808, 2522, 2938, 3104, 3328, 3616, 5044, 5876, 6208, 6656, 7232, 10088, 10961, 11752, 12416, 14464, 20176, 21922, 23504, 24832, 28928, 40352, 43844, 47008, 49664, 57856, 80704, 87688, 94016, 142493, 161408, 175376, 188032, 284986, 322816, 350752, 376064, 569972, 645632, 701504, 752128, 1139944, 1403008, 2279888, 2806016, 4559776, 5612032, 9119552, 18239104, 36478208, 72956416]

約数ペア:

[(1, 72956416), (2, 36478208), (4, 18239104), (8, 9119552), (13, 5612032), (16, 4559776), (26, 2806016), (32, 2279888), (52, 1403008), (64, 1139944), (97, 752128), (104, 701504), (113, 645632), (128, 569972), (194, 376064), (208, 350752), (226, 322816), (256, 284986), (388, 188032), (416, 175376), (452, 161408), (512, 142493), (776, 94016), (832, 87688), (904, 80704), (1261, 57856), (1469, 49664), (1552, 47008), (1664, 43844), (1808, 40352), (2522, 28928), (2938, 24832), (3104, 23504), (3328, 21922), (3616, 20176), (5044, 14464), (5876, 12416), (6208, 11752), (6656, 10961), (7232, 10088)]