74528890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{491}}^1$

素因数の和:894

約数の個数: 32

約数和(自身を含む): 137941056

約数和(自身を除く): 63412166

約数列:

[1, 2, 5, 10, 43, 86, 215, 353, 430, 491, 706, 982, 1765, 2455, 3530, 4910, 15179, 21113, 30358, 42226, 75895, 105565, 151790, 173323, 211130, 346646, 866615, 1733230, 7452889, 14905778, 37264445, 74528890]

約数ペア:

[(1, 74528890), (2, 37264445), (5, 14905778), (10, 7452889), (43, 1733230), (86, 866615), (215, 346646), (353, 211130), (430, 173323), (491, 151790), (706, 105565), (982, 75895), (1765, 42226), (2455, 30358), (3530, 21113), (4910, 15179)]