203490544

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:394

約数の個数: 80

約数和(自身を含む): 435347136

約数和(自身を除く): 231856592

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 68, 71, 82, 136, 142, 164, 257, 272, 284, 328, 514, 568, 656, 697, 1028, 1136, 1207, 1394, 2056, 2414, 2788, 2911, 4112, 4369, 4828, 5576, 5822, 8738, 9656, 10537, 11152, 11644, 17476, 18247, 19312, 21074, 23288, 34952, 36494, 42148, 46576, 49487, 69904, 72988, 84296, 98974, 145976, 168592, 179129, 197948, 291952, 310199, 358258, 395896, 620398, 716516, 748127, 791792, 1240796, 1433032, 1496254, 2481592, 2866064, 2992508, 4963184, 5985016, 11970032, 12718159, 25436318, 50872636, 101745272, 203490544]

約数ペア:

[(1, 203490544), (2, 101745272), (4, 50872636), (8, 25436318), (16, 12718159), (17, 11970032), (34, 5985016), (41, 4963184), (68, 2992508), (71, 2866064), (82, 2481592), (136, 1496254), (142, 1433032), (164, 1240796), (257, 791792), (272, 748127), (284, 716516), (328, 620398), (514, 395896), (568, 358258), (656, 310199), (697, 291952), (1028, 197948), (1136, 179129), (1207, 168592), (1394, 145976), (2056, 98974), (2414, 84296), (2788, 72988), (2911, 69904), (4112, 49487), (4369, 46576), (4828, 42148), (5576, 36494), (5822, 34952), (8738, 23288), (9656, 21074), (10537, 19312), (11152, 18247), (11644, 17476)]