72101380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4139}}^1$

素因数の和:4228

約数の個数: 48

約数和(自身を含む): 165533760

約数和(自身を除く): 93432380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4139, 4355, 8278, 8710, 16556, 17420, 20695, 41390, 53807, 82780, 107614, 215228, 269035, 277313, 538070, 554626, 1076140, 1109252, 1386565, 2773130, 3605069, 5546260, 7210138, 14420276, 18025345, 36050690, 72101380]

約数ペア:

[(1, 72101380), (2, 36050690), (4, 18025345), (5, 14420276), (10, 7210138), (13, 5546260), (20, 3605069), (26, 2773130), (52, 1386565), (65, 1109252), (67, 1076140), (130, 554626), (134, 538070), (260, 277313), (268, 269035), (335, 215228), (670, 107614), (871, 82780), (1340, 53807), (1742, 41390), (3484, 20695), (4139, 17420), (4355, 16556), (8278, 8710)]