53879860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 122121216

約数和(自身を除く): 68241356

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 47, 62, 86, 94, 124, 155, 172, 188, 215, 235, 310, 430, 470, 620, 860, 940, 1333, 1457, 1849, 2021, 2666, 2914, 3698, 4042, 5332, 5828, 6665, 7285, 7396, 8084, 9245, 10105, 13330, 14570, 18490, 20210, 26660, 29140, 36980, 40420, 57319, 62651, 86903, 114638, 125302, 173806, 229276, 250604, 286595, 313255, 347612, 434515, 573190, 626510, 869030, 1146380, 1253020, 1738060, 2693993, 5387986, 10775972, 13469965, 26939930, 53879860]

約数ペア:

[(1, 53879860), (2, 26939930), (4, 13469965), (5, 10775972), (10, 5387986), (20, 2693993), (31, 1738060), (43, 1253020), (47, 1146380), (62, 869030), (86, 626510), (94, 573190), (124, 434515), (155, 347612), (172, 313255), (188, 286595), (215, 250604), (235, 229276), (310, 173806), (430, 125302), (470, 114638), (620, 86903), (860, 62651), (940, 57319), (1333, 40420), (1457, 36980), (1849, 29140), (2021, 26660), (2666, 20210), (2914, 18490), (3698, 14570), (4042, 13330), (5332, 10105), (5828, 9245), (6665, 8084), (7285, 7396)]