61271655

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 112140288

約数和(自身を除く): 50868633

約数列:

[1, 3, 5, 15, 17, 23, 31, 51, 69, 85, 93, 115, 155, 255, 337, 345, 391, 465, 527, 713, 1011, 1173, 1581, 1685, 1955, 2139, 2635, 3565, 5055, 5729, 5865, 7751, 7905, 10447, 10695, 12121, 17187, 23253, 28645, 31341, 36363, 38755, 52235, 60605, 85935, 116265, 131767, 156705, 177599, 181815, 240281, 395301, 532797, 658835, 720843, 887995, 1201405, 1976505, 2663985, 3604215, 4084777, 12254331, 20423885, 61271655]

約数ペア:

[(1, 61271655), (3, 20423885), (5, 12254331), (15, 4084777), (17, 3604215), (23, 2663985), (31, 1976505), (51, 1201405), (69, 887995), (85, 720843), (93, 658835), (115, 532797), (155, 395301), (255, 240281), (337, 181815), (345, 177599), (391, 156705), (465, 131767), (527, 116265), (713, 85935), (1011, 60605), (1173, 52235), (1581, 38755), (1685, 36363), (1955, 31341), (2139, 28645), (2635, 23253), (3565, 17187), (5055, 12121), (5729, 10695), (5865, 10447), (7751, 7905)]