201023344

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 429972480

約数和(自身を除く): 228949136

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 83, 124, 152, 166, 248, 257, 304, 332, 496, 514, 589, 664, 1028, 1178, 1328, 1577, 2056, 2356, 2573, 3154, 4112, 4712, 4883, 5146, 6308, 7967, 9424, 9766, 10292, 12616, 15934, 19532, 20584, 21331, 25232, 31868, 39064, 41168, 42662, 48887, 63736, 78128, 85324, 97774, 127472, 151373, 170648, 195548, 302746, 341296, 391096, 405289, 605492, 661261, 782192, 810578, 1210984, 1322522, 1621156, 2421968, 2645044, 3242312, 5290088, 6484624, 10580176, 12563959, 25127918, 50255836, 100511672, 201023344]

約数ペア:

[(1, 201023344), (2, 100511672), (4, 50255836), (8, 25127918), (16, 12563959), (19, 10580176), (31, 6484624), (38, 5290088), (62, 3242312), (76, 2645044), (83, 2421968), (124, 1621156), (152, 1322522), (166, 1210984), (248, 810578), (257, 782192), (304, 661261), (332, 605492), (496, 405289), (514, 391096), (589, 341296), (664, 302746), (1028, 195548), (1178, 170648), (1328, 151373), (1577, 127472), (2056, 97774), (2356, 85324), (2573, 78128), (3154, 63736), (4112, 48887), (4712, 42662), (4883, 41168), (5146, 39064), (6308, 31868), (7967, 25232), (9424, 21331), (9766, 20584), (10292, 19532), (12616, 15934)]