263099344

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:344

約数の個数: 80

約数和(自身を含む): 557549136

約数和(自身を除く): 294449792

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 101, 122, 136, 157, 202, 244, 272, 314, 404, 488, 628, 808, 976, 1037, 1256, 1616, 1717, 2074, 2512, 2669, 3434, 4148, 5338, 6161, 6868, 8296, 9577, 10676, 12322, 13736, 15857, 16592, 19154, 21352, 24644, 27472, 31714, 38308, 42704, 49288, 63428, 76616, 98576, 104737, 126856, 153232, 162809, 209474, 253712, 269569, 325618, 418948, 539138, 651236, 837896, 967277, 1078276, 1302472, 1675792, 1934554, 2156552, 2604944, 3869108, 4313104, 7738216, 15476432, 16443709, 32887418, 65774836, 131549672, 263099344]

約数ペア:

[(1, 263099344), (2, 131549672), (4, 65774836), (8, 32887418), (16, 16443709), (17, 15476432), (34, 7738216), (61, 4313104), (68, 3869108), (101, 2604944), (122, 2156552), (136, 1934554), (157, 1675792), (202, 1302472), (244, 1078276), (272, 967277), (314, 837896), (404, 651236), (488, 539138), (628, 418948), (808, 325618), (976, 269569), (1037, 253712), (1256, 209474), (1616, 162809), (1717, 153232), (2074, 126856), (2512, 104737), (2669, 98576), (3434, 76616), (4148, 63428), (5338, 49288), (6161, 42704), (6868, 38308), (8296, 31714), (9577, 27472), (10676, 24644), (12322, 21352), (13736, 19154), (15857, 16592)]