38916280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1117}}^1$

素因数の和:1208

約数の個数: 64

約数和(自身を含む): 95790240

約数和(自身を除く): 56873960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 260, 268, 335, 520, 536, 670, 871, 1117, 1340, 1742, 2234, 2680, 3484, 4355, 4468, 5585, 6968, 8710, 8936, 11170, 14521, 17420, 22340, 29042, 34840, 44680, 58084, 72605, 74839, 116168, 145210, 149678, 290420, 299356, 374195, 580840, 598712, 748390, 972907, 1496780, 1945814, 2993560, 3891628, 4864535, 7783256, 9729070, 19458140, 38916280]

約数ペア:

[(1, 38916280), (2, 19458140), (4, 9729070), (5, 7783256), (8, 4864535), (10, 3891628), (13, 2993560), (20, 1945814), (26, 1496780), (40, 972907), (52, 748390), (65, 598712), (67, 580840), (104, 374195), (130, 299356), (134, 290420), (260, 149678), (268, 145210), (335, 116168), (520, 74839), (536, 72605), (670, 58084), (871, 44680), (1117, 34840), (1340, 29042), (1742, 22340), (2234, 17420), (2680, 14521), (3484, 11170), (4355, 8936), (4468, 8710), (5585, 6968)]