164758972

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 348240816

約数和(自身を除く): 183481844

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 113, 172, 173, 196, 226, 301, 346, 452, 602, 692, 791, 1204, 1211, 1582, 2107, 2422, 3164, 4214, 4844, 4859, 5537, 7439, 8428, 8477, 9718, 11074, 14878, 16954, 19436, 19549, 22148, 29756, 33908, 34013, 39098, 52073, 68026, 78196, 104146, 136052, 136843, 208292, 238091, 273686, 364511, 476182, 547372, 729022, 840607, 952364, 957901, 1458044, 1681214, 1915802, 3362428, 3831604, 5884249, 11768498, 23536996, 41189743, 82379486, 164758972]

約数ペア:

[(1, 164758972), (2, 82379486), (4, 41189743), (7, 23536996), (14, 11768498), (28, 5884249), (43, 3831604), (49, 3362428), (86, 1915802), (98, 1681214), (113, 1458044), (172, 957901), (173, 952364), (196, 840607), (226, 729022), (301, 547372), (346, 476182), (452, 364511), (602, 273686), (692, 238091), (791, 208292), (1204, 136843), (1211, 136052), (1582, 104146), (2107, 78196), (2422, 68026), (3164, 52073), (4214, 39098), (4844, 34013), (4859, 33908), (5537, 29756), (7439, 22148), (8428, 19549), (8477, 19436), (9718, 16954), (11074, 14878)]