139899136

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:487

約数の個数: 72

約数和(自身を含む): 304016384

約数和(自身を除く): 164117248

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 127, 128, 208, 254, 256, 331, 416, 508, 662, 832, 1016, 1324, 1651, 1664, 2032, 2648, 3302, 3328, 4064, 4303, 5296, 6604, 8128, 8606, 10592, 13208, 16256, 17212, 21184, 26416, 32512, 34424, 42037, 42368, 52832, 68848, 84074, 84736, 105664, 137696, 168148, 211328, 275392, 336296, 422656, 546481, 550784, 672592, 1092962, 1101568, 1345184, 2185924, 2690368, 4371848, 5380736, 8743696, 10761472, 17487392, 34974784, 69949568, 139899136]

約数ペア:

[(1, 139899136), (2, 69949568), (4, 34974784), (8, 17487392), (13, 10761472), (16, 8743696), (26, 5380736), (32, 4371848), (52, 2690368), (64, 2185924), (104, 1345184), (127, 1101568), (128, 1092962), (208, 672592), (254, 550784), (256, 546481), (331, 422656), (416, 336296), (508, 275392), (662, 211328), (832, 168148), (1016, 137696), (1324, 105664), (1651, 84736), (1664, 84074), (2032, 68848), (2648, 52832), (3302, 42368), (3328, 42037), (4064, 34424), (4303, 32512), (5296, 26416), (6604, 21184), (8128, 17212), (8606, 16256), (10592, 13208)]