64734045

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 119439360

約数和(自身を除く): 54705315

約数列:

[1, 3, 5, 15, 17, 19, 31, 51, 57, 85, 93, 95, 155, 255, 285, 323, 431, 465, 527, 589, 969, 1293, 1581, 1615, 1767, 2155, 2635, 2945, 4845, 6465, 7327, 7905, 8189, 8835, 10013, 13361, 21981, 24567, 30039, 36635, 40083, 40945, 50065, 66805, 109905, 122835, 139213, 150195, 200415, 227137, 253859, 417639, 681411, 696065, 761577, 1135685, 1269295, 2088195, 3407055, 3807885, 4315603, 12946809, 21578015, 64734045]

約数ペア:

[(1, 64734045), (3, 21578015), (5, 12946809), (15, 4315603), (17, 3807885), (19, 3407055), (31, 2088195), (51, 1269295), (57, 1135685), (85, 761577), (93, 696065), (95, 681411), (155, 417639), (255, 253859), (285, 227137), (323, 200415), (431, 150195), (465, 139213), (527, 122835), (589, 109905), (969, 66805), (1293, 50065), (1581, 40945), (1615, 40083), (1767, 36635), (2155, 30039), (2635, 24567), (2945, 21981), (4845, 13361), (6465, 10013), (7327, 8835), (7905, 8189)]