255816650

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{1093}}^1$

素因数の和:1287

約数の個数: 48

約数和(自身を含む): 494873088

約数和(自身を除く): 239056438

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 151, 155, 302, 310, 755, 775, 1093, 1510, 1550, 2186, 3775, 4681, 5465, 7550, 9362, 10930, 23405, 27325, 33883, 46810, 54650, 67766, 117025, 165043, 169415, 234050, 330086, 338830, 825215, 847075, 1650430, 1694150, 4126075, 5116333, 8252150, 10232666, 25581665, 51163330, 127908325, 255816650]

約数ペア:

[(1, 255816650), (2, 127908325), (5, 51163330), (10, 25581665), (25, 10232666), (31, 8252150), (50, 5116333), (62, 4126075), (151, 1694150), (155, 1650430), (302, 847075), (310, 825215), (755, 338830), (775, 330086), (1093, 234050), (1510, 169415), (1550, 165043), (2186, 117025), (3775, 67766), (4681, 54650), (5465, 46810), (7550, 33883), (9362, 27325), (10930, 23405)]