197486510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^2$

素因数の和:557

約数の個数: 48

約数和(自身を含む): 401024736

約数和(自身を除く): 203538226

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 257, 299, 514, 598, 1285, 1495, 2570, 2990, 3341, 5911, 6682, 11822, 16705, 29555, 33410, 59110, 66049, 76843, 132098, 153686, 330245, 384215, 660490, 768430, 858637, 1519127, 1717274, 3038254, 4293185, 7595635, 8586370, 15191270, 19748651, 39497302, 98743255, 197486510]

約数ペア:

[(1, 197486510), (2, 98743255), (5, 39497302), (10, 19748651), (13, 15191270), (23, 8586370), (26, 7595635), (46, 4293185), (65, 3038254), (115, 1717274), (130, 1519127), (230, 858637), (257, 768430), (299, 660490), (514, 384215), (598, 330245), (1285, 153686), (1495, 132098), (2570, 76843), (2990, 66049), (3341, 59110), (5911, 33410), (6682, 29555), (11822, 16705)]