40826690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 82280448

約数和(自身を除く): 41453758

約数列:

[1, 2, 5, 10, 17, 31, 34, 61, 62, 85, 122, 127, 155, 170, 254, 305, 310, 527, 610, 635, 1037, 1054, 1270, 1891, 2074, 2159, 2635, 3782, 3937, 4318, 5185, 5270, 7747, 7874, 9455, 10370, 10795, 15494, 18910, 19685, 21590, 32147, 38735, 39370, 64294, 66929, 77470, 131699, 133858, 160735, 240157, 263398, 321470, 334645, 480314, 658495, 669290, 1200785, 1316990, 2401570, 4082669, 8165338, 20413345, 40826690]

約数ペア:

[(1, 40826690), (2, 20413345), (5, 8165338), (10, 4082669), (17, 2401570), (31, 1316990), (34, 1200785), (61, 669290), (62, 658495), (85, 480314), (122, 334645), (127, 321470), (155, 263398), (170, 240157), (254, 160735), (305, 133858), (310, 131699), (527, 77470), (610, 66929), (635, 64294), (1037, 39370), (1054, 38735), (1270, 32147), (1891, 21590), (2074, 19685), (2159, 18910), (2635, 15494), (3782, 10795), (3937, 10370), (4318, 9455), (5185, 7874), (5270, 7747)]