87274120

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{541}}^1$

素因数の和:698

約数の個数: 64

約数和(自身を含む): 203900400

約数和(自身を除く): 116626280

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 109, 148, 185, 218, 296, 370, 436, 541, 545, 740, 872, 1082, 1090, 1480, 2164, 2180, 2705, 4033, 4328, 4360, 5410, 8066, 10820, 16132, 20017, 20165, 21640, 32264, 40034, 40330, 58969, 80068, 80660, 100085, 117938, 160136, 161320, 200170, 235876, 294845, 400340, 471752, 589690, 800680, 1179380, 2181853, 2358760, 4363706, 8727412, 10909265, 17454824, 21818530, 43637060, 87274120]

約数ペア:

[(1, 87274120), (2, 43637060), (4, 21818530), (5, 17454824), (8, 10909265), (10, 8727412), (20, 4363706), (37, 2358760), (40, 2181853), (74, 1179380), (109, 800680), (148, 589690), (185, 471752), (218, 400340), (296, 294845), (370, 235876), (436, 200170), (541, 161320), (545, 160136), (740, 117938), (872, 100085), (1082, 80660), (1090, 80068), (1480, 58969), (2164, 40330), (2180, 40034), (2705, 32264), (4033, 21640), (4328, 20165), (4360, 20017), (5410, 16132), (8066, 10820)]